Staff Directory
All Staff
-
Jess Ahearn
Jess AhearnI collaborate with expert instructors and course developers to create educational videos about science and nature as part of Bird Academy, the Lab's online learning initiative.Educational Media • Video Production & Post-Production • Online LearningMedia Producer/Editor
Media Producer/Editorhttps://www.birds.cornell.edu/home/staff/jess-ahearn/Engagement in Science and NatureBird Academy -
Tom Auer
Tom AuerI help lead the production efforts for eBird Status and Trends and the development of geovisualizations of these products for public engagement, science, and conservation.Geographic Information Science • Geovisualization • Statistical Programming • Cloud Computing • Workflow ArchitectureGeospatial Data Science Team Lead
Geospatial Data Science Team Leadhttps://www.birds.cornell.edu/home/staff/tom-auer/Avian Population StudieseBird -
Joanne Avila
Joanne AvilaI design the print layout for Living Bird, our quarterly membership magazine.Graphic DesignGraphic Designer
Graphic Designerhttps://www.birds.cornell.edu/home/staff/joanne-avila/AdvancementLiving Bird -
Gustave Axelson
Gustave AxelsonI am editorial director at the Cornell Lab of Ornithology, where I oversee content strategy and production for the Cornell Lab’s online and print publications.Science Journalism • Strategic Communications • Conservation PolicyEditorial Director
Editorial Directorhttps://www.birds.cornell.edu/home/staff/gustave-axelson/AdvancementAll About Birds, Living Bird -
Robyn Bailey
Robyn BaileyI manage NestWatch, the Lab's citizen-science project focused on nesting birds. The Cornell Lab has been monitoring nesting birds' reproductive success since the 1960s, and this long-term database is the nation's richest source of information on avian reproductive biology.Nesting Biology • Nest and Egg Identification • Nest Boxes • Citizen ScienceProject Leader, NestWatch
Project Leader, NestWatchhttps://www.birds.cornell.edu/home/staff/robyn-bailey/Engagement in Science and NatureNestWatch -
Sara Barker
Sara BarkerI am the program leader for the Cornell Land Trust Bird Conservation Initiative, and I help provide strategic planning, resources, and tools to advance the pace of land trust protection.Project Leader, Land Trust Bird Conservation Initiative
Project Leader, Land Trust Bird Conservation Initiativehttps://www.birds.cornell.edu/home/staff/sara-barker/Avian Population StudiesGolden-winged Warbler Conservation Initiative, Land Trust Initiative -
Jessie Barry
Jessie BarryProgram Manager
Program Managerhttps://www.birds.cornell.edu/home/staff/jessie-barry/Macaulay LibraryMerlin -
Chelsea Benson
Chelsea BensonI design, implement, and evaluate programs and events that serve our regional community both here at the Visitor Center and off-site. My role is to engage volunteers and the public in the Lab's mission.Environmental Education • Citizen Science • Volunteer Management • Program DevelopmentPublic Programs Coordinator
Public Programs Coordinatorhttps://www.birds.cornell.edu/home/staff/chelsea-benson/Engagement in Science and Nature -
Shawn Billerman
Shawn BillermanI study hybridization across five hybrid zones in the Great Plains: Indigo and Lazuli Buntings, Rose-breasted and Black-headed Grosbeaks, Eastern and Spotted Towhees, Baltimore and Bullock’s Orioles, and the yellow-shafted and red-shafted forms of Northern Flicker.Extension Associate
Extension Associatehttps://www.birds.cornell.edu/home/staff/shawn-billerman/Biodiversity Studies & Higher Education -
Bruce Bobier
Bruce BobierI work as a software engineer developing the Cornell Lab's Raven application.Raven Software Developer
Raven Software Developerhttps://www.birds.cornell.edu/home/staff/bruce-bobier/K. Lisa Yang Center for Conservation Bioacoustics -
Liz Bodner
Liz BodnerI assist current and potential donors and members of the Lab with questions about their membership status, about making a donation, or renewing or giving a gift of membership.Member Services Associate
Member Services Associatehttps://www.birds.cornell.edu/home/staff/liz-bodner/Advancement -
Jordan Boersma
Jordan BoersmaI study the causes and consequences of elaborate coloration in birds using physiological, behavioral, and ecological studies.Postdoctoral Fellow
Postdoctoral Fellowhttps://www.birds.cornell.edu/home/staff/jordan-boersma/Macaulay Library -
Rick Bonney
Rick BonneyI focus on developing the field of citizen science as a tool for science, conservation, and education.Citizen Science • Public Engagement in Science • Informal Science Education • EditingVisiting Scholar, Center for Engagement in Science and Nature
Visiting Scholar, Center for Engagement in Science and Naturehttps://www.birds.cornell.edu/home/staff/rick-bonney/Engagement in Science and Nature -
David Bonter
David BonterIn addition to supervising various citizen science programs, I'm an avian ecologist focused on mentoring undergraduate research, teaching field courses, and engaging the public in scientific research.Citizen Science • Avian Ecology • Foraging EcologyCo-Director, Center for Engagement in Science and Nature
Co-Director, Center for Engagement in Science and Naturehttps://www.birds.cornell.edu/home/staff/david-bonter/Engagement in Science and Nature -
Kathi Borgmann
Kathi BorgmannMy work at the Lab focuses on engaging people across the globe in science, birds, and all of the amazing things that the Macaulay Library does. In a nutshell, I love writing and talking about all things bird and I am lucky enough to do just that every day.Science Communication • Bird Identification • Breeding Biology • Avian Conservation • Bird Song • Wildlife Restoration EcologyCommunications Coordinator
Communications Coordinatorhttps://www.birds.cornell.edu/home/staff/kathi-borgmann/Macaulay Library -
Léa Bouffaut
Léa BouffautI'm a marine acoustician that focuses on the automatic detection of whale signals in large datasets using AI and experiments on opportunistic ways to capture bioacoustic recordings.Postdoctoral Fellow
Postdoctoral Fellowhttps://www.birds.cornell.edu/home/staff/lea-bouffaut/K. Lisa Yang Center for Conservation Bioacoustics -
John Bowman
John BowmanI provide the strategic vision, editorial direction, and administrative and financial oversight for the Conservation Media program.Director, Conservation Media
Director, Conservation Mediahttps://www.birds.cornell.edu/home/staff/john-bowman/Conservation Media -
Susan Bowman
Susan BowmanI support Development staff with projects and events, schedule team meetings and travel, and provide administrative support for the entire program. I also provide backup to the Cornell Lab’s Membership Program during busy season when necessary.Philanthropy Assistant
Philanthropy Assistanthttps://www.birds.cornell.edu/home/staff/susan-bowman/Administration and Business Operations, Operations & Staff Development -
Carrie Branch
Carrie BranchI am a research postdoctoral fellow at the Lab. I study why animals do what they do. Specifically, I am interested in how bird communication (both song and plumage) varies geographically, as well as spatial cognition and female mating decisions.Postdoctoral Fellow
Postdoctoral Fellowhttps://www.birds.cornell.edu/home/staff/carrie-branch/Macaulay Library -
Tayler Brooks
Tayler BrooksI work in content creation and new feature development for the Merlin Bird ID app.Curatorial Assistant
Curatorial Assistanthttps://www.birds.cornell.edu/home/staff/tayler-brooks-2/Macaulay Library -
Mike Burns
Mike BurnsI study how and why distantly related fishes have evolve to look very similar to one another. Specifically, I am looking at whether natural selection has caused South American and African freshwater fishes to evolve similar body shapes.Postdoctoral Fellow
Postdoctoral Fellowhttps://www.birds.cornell.edu/home/staff/mike-burns/Biodiversity Studies & Higher Education -
Bronwyn Butcher
Bronwyn ButcherLab Manager of the Fuller Evolutionary Biology Laboratory
Lab Manager of the Fuller Evolutionary Biology Laboratoryhttps://www.birds.cornell.edu/home/staff/bronwyn-butcher/Biodiversity Studies & Higher Education -
Leonardo Campagna
Leonardo CampagnaI use genomic tools to study the evolution of avian systems, generally in the early stages of speciation. I use similar strategies to understand the evolutionary processes that generate differences among species.Evolutionary Biology • Genomics • Speciation • Phylogeography • Neotropical OrnithologyResearch Associate
Research Associatehttps://www.birds.cornell.edu/home/staff/leonardo-campagna/Biodiversity Studies & Higher Education -
Audrey Carlsen
Audrey CarlsenI work as a data visualization developer on the BirdCast project.Data Visualization Developer
Data Visualization Developerhttps://www.birds.cornell.edu/home/staff/audrey-carlsen/Avian Population StudiesBirdCast -
Jessica Cassidy
Jessica CassidyI am in charge of the team that works on all of our fundraising campaigns, as well as the folks who handle our customer service for the Cornell Lab's more than 120,000 donors and members around the world.Development • Direct Marketing Fundraising • Systems/Operations • Digital EngagementDirector of Membership and Annual Giving
Director of Membership and Annual Givinghttps://www.birds.cornell.edu/home/staff/jessica-cassidy/Advancement -
Gladys Chan
Gladys ChanAs a member of the Financial Affairs team, I provide support to our faculty, students and staff for contracts and other financial matters.Financial Analyst
Financial Analysthttps://www.birds.cornell.edu/home/staff/gladys-chan/Financial Affairs -
Alex Chang
Alex ChangI work with the Web Communications team on the Cornell Lab's website, All About Birds, Merlin for the Web, and service the Lab's web needs.Product Management • Marketing • Product DevelopmentDirector for Web Communications
Director for Web Communicationshttps://www.birds.cornell.edu/home/staff/alex-chang/AdvancementAll About Birds -
Fred Channell
Fred ChannellI operate our research vessel and organize field work; mostly placing sound recording devices in the ocean.Expedition Planning and Logistics • Research Vessel Operations • Scientific Instrument Preparation and Deployment • Weather Forecasting and NavigationCaptain, R/V Jaeger
Captain, R/V Jaegerhttps://www.birds.cornell.edu/home/staff/fred-channell/K. Lisa Yang Center for Conservation Bioacoustics -
Patrick Chaopricha
Patrick ChaoprichaI'm a software developer for the Swift Recorder project in the Cornell Lab's K. Lisa Yang Center for Conservation Bioacoustics group. I help expand the software functionality and deployment platforms for the Swift autonomous sound recorders.Software Programming: C, C#, Python, Swift, and Flutter • Vector Graphics Design • Hardware Programming and Design–MCU Driven and Mixed Signal • Manufacturing • Supply Chain CoordinationSwift Software Developer
Swift Software Developerhttps://www.birds.cornell.edu/home/staff/patrick-t-chaopricha/K. Lisa Yang Center for Conservation Bioacoustics -
Mike Charnoky
Mike CharnokyI develop software and computer infrastructure used to manage content related to the life histories of birds.Full Stack Software Development (focused on the back end) • Linux/Unix Enterprise Systems Design • Expert in Java • Databases and NetworkingApplications Programmer
Applications Programmerhttps://www.birds.cornell.edu/home/staff/mike-charnoky/Avian Population StudiesBirds of the World -
Adrianne Chissus
Adrianne ChissusBird Research Technician
Bird Research Technicianhttps://www.birds.cornell.edu/home/staff/adrianne-chissus/Avian Population Studies -
Miyoko Chu
Miyoko ChuI collaborate with the Cornell Lab of Ornithology's staff, partners, and supporters to raise awareness of the Lab's mission and to grow the communities who join us to learn about birds and nature, advance science, and protect the natural world.Science Journalism • Digital Communications • Engaging Online CommunitiesSenior Director, Science Communications
Senior Director, Science Communicationshttps://www.birds.cornell.edu/home/staff/miyoko-chu/AdvancementAll About Birds, Bird Cams, Living Bird, Media Relations -
Christopher Clark
Christopher ClarkI study how and why animals listen to and produce sounds to communicate, navigate, find food, maintain social networks, and survive.Acoustic Ecology • Behavioral Ecology • Bioacoustics • Animal Communication • Bio-engineeringVisiting Senior Scientist
Visiting Senior Scientisthttps://www.birds.cornell.edu/home/staff/christopher-clark/K. Lisa Yang Center for Conservation Bioacoustics -
Justin Cleveland
Justin ClevelandI manage the relationships between the Cornell Lab and our partners in the private sector.Manager of Corporate Partnerships
Manager of Corporate Partnershipshttps://www.birds.cornell.edu/home/staff/justin-cleveland/AdvancementCorporate Sponsorships -
Dena J. Clink
Dena J. ClinkMy main research interests are primate behavior, ecology and conservation. I aim to develop tools that can be used to improve conservation efforts of vocal primates across the globe.Research Associate
Research Associatehttps://www.birds.cornell.edu/home/staff/dena-j-clink/K. Lisa Yang Center for Conservation BioacousticsConservation Science -
Gemma Clucas
Gemma ClucasMy research focuses on seabird ecology. Studying these birds can indicate how forage fish populations are responding to a changing environment. I use a range of genomic and field methods to study different aspects of seabird ecology, including metabarcoding of fecal samples and GPS tracking.Postdoctoral Fellow
Postdoctoral Fellowhttps://www.birds.cornell.edu/home/staff/gemma-clucas/Avian Population Studies -
Marla Coppolino
Marla CoppolinoAs a Course Developer, I create engaging content for the Bird Academy’s online courses. I write material for course pages and scripts for videos, and I design games for our audiences to enjoy, while expanding their knowledge about birds.Course Developer
Course Developerhttps://www.birds.cornell.edu/home/staff/marla-coppolino/Engagement in Science and NatureBird Academy -
Chris Corrigan
Chris CorriganI facilitate and provide support for all aspects of media production from concept to archive.Unit Production Manager
Unit Production Managerhttps://www.birds.cornell.edu/home/staff/chris-corrigan/Conservation Media -
Jenna Curtis
Jenna CurtisMy focus is on enhancing engagement and communication among eBird contributors, regional data editors, and our scientific partners. I work to develop resources to support and instruct eBirders and eBird reviewers alike; because an active, knowledgeable eBird community means more high-quality data for bird conservation!Project Co-Leader, eBird
Project Co-Leader, eBirdhttps://www.birds.cornell.edu/home/staff/jenna-curtis/Avian Population StudieseBird -
Charles Dardia
Charles DardiaI am responsible for management of the specimens housed in the Museum of Vertebrates and also assist with areas of regulatory compliance.Collections Manager
Collections Managerhttps://www.birds.cornell.edu/home/staff/charles-dardia/Biodiversity Studies & Higher Education -
Ian Davies
Ian DaviesProject Coordinator, eBird
Project Coordinator, eBirdhttps://www.birds.cornell.edu/home/staff/ian-davies/Avian Population StudieseBird -
Courtney Davis
Courtney DavisI am an applied quantitative ecologist, broadly interested in how we can improve our understanding and monitoring of biodiversity and ecosystem health in a changing world.Quantitative Ecology • Community and Population Ecology • Conservation ScienceResearch Associate
Research Associatehttps://www.birds.cornell.edu/home/staff/courtney-davis/Avian Population Studies -
Marta del Campo
Marta del CampoI develop educational materials, webinars and other online resources tailored to diverse communities. I also organize and facilitate educational workshops for educators, community leaders, and youth in Latin America and the United States.Bilingual Outreach Specialist
Bilingual Outreach Specialisthttps://www.birds.cornell.edu/home/staff/marta-del-campo/Engagement in Science and Nature -
Marc Devokaitis
Marc DevokaitisI assist with producing Living Bird magazine and the All About Birds website, including writing, editing, research, fact-checking, and photo selection.Science Communication • Proofreading • Bird IdentificationAssociate Editor
Associate Editorhttps://www.birds.cornell.edu/home/staff/marc-devokaitis/AdvancementAll About Birds, Living Bird -
André Dhondt
André DhondtI design and coordinate bird-related research, and teach and supervise research of undergraduate and graduate students. I also collaborate with colleagues both at Cornell and elsewhere.Disease Ecology • Population Ecology • Behavioral Ecology • Evolutionary Ecology • Conservation BiologyDirector, Bird Population Studies
Director, Bird Population Studieshttps://www.birds.cornell.edu/home/staff/andre-dhondt/Avian Population Studies -
Casey Dillman
Casey DillmanCurator of Fishes and Herps
Curator of Fishes and Herpshttps://www.birds.cornell.edu/home/staff/casey-dillman/Biodiversity Studies & Higher Education -
Jillian Ditner
Jillian DitnerI work as the staff biological illustrator and graphics editor for Living Bird magazine as well as the Lovette Evolutionary Biology Lab.Science Communication • Graphic Design • IllustrationGraphics Editor and Staff Illustrator
Bartels Science Illustration Program CoordinatorGraphics Editor and Staff Illustrator
Bartels Science Illustration Program Coordinatorhttps://www.birds.cornell.edu/home/staff/jillian-ditner/Advancement -
Colleen Dittman
Colleen DittmanNetwork Support Specialist
Network Support Specialisthttps://www.birds.cornell.edu/home/staff/colleen-dittman/Operations & Staff Development -
Adriaan Dokter
Adriaan DokterI study the seasonal migrations of birds, and use weather radar networks as well as individual tags to address questions in migration ecology. I also develop software tools for biologists using weather radar as a tool in their research.Bird Migration • Radar Ornithology • Foraging Ecology • Computer ScienceResearch Associate
Research Associatehttps://www.birds.cornell.edu/home/staff/adriaan-dokter/Avian Population StudiesBirdCast -
Iain Downie
Iain DownieI build and maintain the Android version of the eBird Mobile App.Android • Java • Citizen ScienceeBird Android Developer
eBird Android Developerhttps://www.birds.cornell.edu/home/staff/iain-downie/Avian Population StudieseBird -
David Doxey
David DoxeyField Operations Specialist
Field Operations Specialisthttps://www.birds.cornell.edu/home/staff/david-doxey/K. Lisa Yang Center for Conservation Bioacoustics -
Peter Dugan
Peter DuganI have more than 20 years of high-level engineering experience in commercial and defense industries focused on applied analytical software development systems science.Applications Engineering Scientist
Applications Engineering Scientisthttps://www.birds.cornell.edu/home/staff/peter-dugan/K. Lisa Yang Center for Conservation Bioacoustics -
Charles Eldermire
Charles EldermireI lead the Bird Cams project at the Cornell Lab.Bird Cams Project Leader
Bird Cams Project Leaderhttps://www.birds.cornell.edu/home/staff/charles-eldermire/AdvancementBird Cams -
Rick Elliker
Rick EllikerI am responsible for the quality, safety, and availability of the entire Macaulay Library archive, and also provide engineering support, and am involved in lab wide workflows and storage solutions.Lead Media Engineer
Lead Media Engineerhttps://www.birds.cornell.edu/home/staff/richard-elliker/Macaulay Library -
Wendy Erb
Wendy ErbAs a primate ecologist, I combine markers of organismal and habitat health with behavioral, ecological, and acoustic data to understand the impacts of environmental change and human disturbance on wild primate populations, primarily in Indonesia.Primatology • Animal Behavior • Tropical Field Ecology • Conservation • BioacousticsPostdoctoral Fellow
Postdoctoral Fellowhttps://www.birds.cornell.edu/home/staff/wendy-erb/K. Lisa Yang Center for Conservation Bioacoustics -
Bobbi Estabrook
Bobbi EstabrookI use passive acoustic technology in the context of ecology and conservation. Most of my current research is focused on baleen whale spatiotemporal acoustic occurrence in anthropogenically active marine environments in order to better understand habitat use and inform management decisions.Research Analyst
Research Analysthttps://www.birds.cornell.edu/home/staff/bobbi-estabrook/K. Lisa Yang Center for Conservation Bioacoustics -
Alexis Falise
Alexis FaliseI oversee the membership team that provides customer service to our members and donors. This team is also the group of data specialists to process memberships and donations that allows the Lab to be all that is can be.Membership Management • Customer ServiceMember Services Manager
Member Services Managerhttps://www.birds.cornell.edu/home/staff/alexis-c-falise/Advancement -
Andrew Farnsworth
Andrew FarnsworthI study bird migration both by physically observing birds and by using radar and acoustic remote sensing.Bird Migration • Aeroecology • Bioacoustics • Radar Ornithology • Climate ChangeSenior Research Associate
Senior Research Associatehttps://www.birds.cornell.edu/home/staff/andrew-farnsworth/Avian Population StudiesBirdCast -
Heidi Faulkner
Heidi FaulknerI help out with Project FeederWatch as a project assistant, and am involved in providing support for data entry on our website and in our mobile app, managing project social media pages, co-managing our email inboxes, and aiding the shipping processes for each project.Project FeederWatch Assistant
Project FeederWatch Assistanthttps://www.birds.cornell.edu/home/staff/heidi-faulkner/Engagement in Science and NatureProject FeederWatch -
Jennifer Fee
Jennifer FeeI work with the Lab's K-12 Education team to help educators support young people in getting outside, contributing to citizen science, and doing their own science investigations‚ all inspired by birds.Manager of K-12 Programs
Manager of K-12 Programshttps://www.birds.cornell.edu/home/staff/jennifer-fee/Engagement in Science and Nature -
Mary Margaret Ferraro
Mary Margaret FerraroI help manage the bird collections here at the Cornell University Museum of Vertebrates. I love museums and the opportunities they provide to share knowledge about birds and biodiversity with others.Bird Collections Manager
Bird Collections Managerhttps://www.birds.cornell.edu/home/staff/mary-margaret-ferraro/Biodiversity Studies & Higher Education -
Daniel Fink
Daniel FinkI help develop statistical models and data products to understand the broad-scale patterns of species' distributions using data from the citizen scientist project eBird.Applied Statistics • Machine LearningSenior Research Associate
Senior Research Associatehttps://www.birds.cornell.edu/home/staff/daniel-fink/Avian Population Studies -
Kelly Fiske
Kelly FiskeGift Processing Assistant
Gift Processing Assistanthttps://www.birds.cornell.edu/home/staff/kelly-fiske/Advancement -
John Fitzpatrick
John FitzpatrickAs Executive Director of the Lab from 1995–2021, I oversaw all aspects of the Lab's affairs and conducted research as a professor in the Department of Ecology and Evolutionary Biology. Since stepping down from the directorship in July 2021, I am still closely involved in Lab affairs, and I am active in a variety of research projects, including my long-term project on the Florida Scrub-Jay.Administrative Oversight • Fundraising • Board Relations • Conservation Science • External CommunicationDirector Emeritus
Director Emeritushttps://www.birds.cornell.edu/home/staff/john-fitzpatrick/Administration and Business Operations, Operations & Staff Development -
Michelle Fournet
Michelle FournetI am a marine ecologist who uses passive acoustics to understand communication behavior, and the impacts of marine resource management decisions on underwater ecosystems.Animal Communication • Marine Ecology • Marine Bioacoustics • Marine Mammal SciencePostdoctoral Fellow
Postdoctoral Fellowhttps://www.birds.cornell.edu/home/staff/michelle-fournet/K. Lisa Yang Center for Conservation Bioacoustics -
Tom Fredericks
Tom FredericksMy job at the Cornell Lab is to design and manage the databases that hold participants' data for our Citizen Science projects.Database ManagementDatabase Admistrator IV
Database Admistrator IVhttps://www.birds.cornell.edu/home/staff/tom-fredericks/Avian Population StudieseBird, Great Backyard Bird Count, NestWatch, Project FeederWatch -
Lisa Galford
Lisa GalfordI work with Project FeederWatch participants to ensure they have a smooth experience; this includes everything from troubleshooting problems, answering questions, shipping printed materials, and more.Program Assistant
Program Assistanthttps://www.birds.cornell.edu/home/staff/lisa-galford/Engagement in Science and NatureProject FeederWatch -
Joshua Ganger
Joshua GangerI assist in the operation and maintenance of our internal and external facing IT systems.Systems Administrator
Systems Administratorhttps://www.birds.cornell.edu/home/staff/joshua-ganger/Avian Population Studies -
Kelly Gardner
Kelly GardnerI help support the Cornell Lab's financial needs.Financial Analyst
Financial Analysthttps://www.birds.cornell.edu/home/staff/kelly-gardner/Financial Affairs -
John Garrett
John GarrettI help run the eBird Help Center, answer questions related to eBird policy, and beta test new developments in the eBird Mobile app and website.Project Assistant
Project Assistanthttps://www.birds.cornell.edu/home/staff/john-garrett/Avian Population StudieseBird -
Jeff Gerbracht
Jeff GerbrachtApplication Programmer
Application Programmerhttps://www.birds.cornell.edu/home/staff/jeff-gerbracht/Avian Population Studies -
Philip Glaser
Philip GlaserI develop a variety of web applications that engage the public with the Cornell Lab's mission and citizen science projects.Application Programmer
Application Programmerhttps://www.birds.cornell.edu/home/staff/philip-glaser/Advancement -
Camila Gomez
Camila GomezI am leading an initiative to revisit the sites of Frank Chapman's 1910 expedition to Colombia and to integrate historical and current data to evaluate changes in Colombian bird assemblages over the past 100 years.Migration • Ecology • Evolution • Conservation • Neotropical birdsPostdoctoral Fellow
Postdoctoral Fellowhttps://www.birds.cornell.edu/home/staff/camila-gomez/Avian Population Studies -
Miika Grady
Miika GradyI help design, build and maintain the Lab's Citizen Science program's websites and mobile apps for Celebrate Urban Birds, NestWatch and Project FeederWatch.Web Designer
Web Designerhttps://www.birds.cornell.edu/home/staff/miika-grady/Engagement in Science and NatureCelebrate Urban Birds, NestWatch, Project FeederWatch -
Holly Grant
Holly GrantI help to keep Project FeederWatch and NestWatch moving smoothly by providing support for data entry, managing social media, responding to email, and helping participants enjoy their experience.Feeder Birds • Bird Feeding Strategies • Nesting Birds • Nest BoxesProject Assistant, Project FeederWatch/NestWatch
Project Assistant, Project FeederWatch/NestWatchhttps://www.birds.cornell.edu/home/staff/holly-faulkner/Engagement in Science and NatureNestWatch, Project FeederWatch -
Harry Greene
Harry GreeneProfessor; Faculty Curator of Herpetology
Professor; Faculty Curator of Herpetologyhttps://www.birds.cornell.edu/home/staff/harry-greene/ -
Emma Greig
Emma GreigI manage Project FeederWatch, a program in which people who feed birds in their backyards send counts of those birds to the Lab, enabling long-term monitoring of populations.Behavioral EcologyProject Leader, Project FeederWatch
Project Leader, Project FeederWatchhttps://www.birds.cornell.edu/home/staff/emma-greig/Engagement in Science and NatureProject FeederWatch -
Mary Guthrie
Mary GuthrieI work with individuals who are interested in supporting the Cornell Lab's strategic goals and objectives.Director, Major Gifts and Corporate Marketing Partnerships
Director, Major Gifts and Corporate Marketing Partnershipshttps://www.birds.cornell.edu/home/staff/mary-guthrie/Advancement -
Mukles Haddad
Mukles HaddadIT Assistant
IT Assistanthttps://www.birds.cornell.edu/home/staff/mukles-haddad/Operations & Staff Development -
Cullen Hanks
Cullen HanksProject Leader
Project Leaderhttps://www.birds.cornell.edu/home/staff/cullen-hanks/Macaulay Library -
Janelle Hanson
Janelle HansonI support the staff of the K. Lisa Yang Center for Bioacoustics and the Center for Engagement in Science and Nature.Administrative Assistant
Administrative Assistanthttps://www.birds.cornell.edu/home/staff/janelle-hanson/Engagement in Science and Nature, K. Lisa Yang Center for Conservation Bioacoustics -
Linda Harris
Linda HarrisFinance Analyst
Finance Analysthttps://www.birds.cornell.edu/home/staff/linda-harris/Administration and Business Operations, Financial Affairs, K. Lisa Yang Center for Conservation Bioacoustics -
Stephanie Harris
Stephanie HarrisI'm interested in the behavior, movement and life history of individual animals, and how this scales up to influence population dynamics. My current research at the Cornell Lab focuses on the population status of two bustard species, the African Houbara and the Asian Houbara. By combining GPS tracking, breeding monitoring, population surveys, and information on captive-bred-released birds, I'm developing models to understand the declines of these two species.Postdoctoral Fellow
Postdoctoral Fellowhttps://www.birds.cornell.edu/home/staff/stephanie-harris/Avian Population StudiesConservation Science -
Jennifer Harris
Jennifer HarrisSenior Director, Operations and Staff Development
Senior Director, Operations and Staff Developmenthttps://www.birds.cornell.edu/home/staff/jennifer-harris/Administration and Business Operations, Operations & Staff Development -
Olivia Hathaway
Olivia HathawayI am the assistant to Cornell Lab director John Fitzpatrick and the liaison to the Lab's administrative board.Executive Staff Assistant
Executive Staff Assistanthttps://www.birds.cornell.edu/home/staff/olivia-hathaway/Administration and Business Operations, Operations & Staff Development -
Claire Hebbard
Claire HebbardI support the social research work of the Center for Engagement in Science & Nature.Evaluation planning • Goal setting • Survey developmentResearch Support Specialist
Research Support Specialisthttps://www.birds.cornell.edu/home/staff/claire-hebbard/Engagement in Science and Nature -
Daniela Hedwig
Daniela HedwigI am a behavioral and conservation biologist who studies various functional aspects of mammalian vocal communication systems and how we can apply such information to improve current passive acoustic monitoring methods. While my research interests comprise diverse species, ranging from gorillas to manatees, I currently focus on the elusive African forest elephant.Director, Elephant Listening Project
Director, Elephant Listening Projecthttps://www.birds.cornell.edu/home/staff/daniela-hedwig/K. Lisa Yang Center for Conservation BioacousticsElephant Listening Project -
Laura Helft
Laura HelftI oversee content, create new courses, and provide creative direction for Bird Academy.Science Communication • Science Education • Media production • EvaluationProject Leader
Project Leaderhttps://www.birds.cornell.edu/home/staff/laura-helft/Engagement in Science and NatureBird Academy -
Osvel Hinojosa-Huerta
Osvel Hinojosa-HuertaI direct the Coastal Solutions Fellows Program, with the main goal to build conservation capacity along the Pacific coast from Mexico to Chile for communities and shorebirds.Conservation • Wetlands • Shorebirds • Freshwater • Latin AmericaDirector of the Coastal Solutions Fellows Program
Director of the Coastal Solutions Fellows Programhttps://www.birds.cornell.edu/home/staff/osvel-hinojosa-huerta/Avian Population StudiesCoastal Solutions -
Dan Hitchen
Dan HitchenI support member and donor outreach, and assist in the coordination of the Lab's fundraising campaigns and initiatives.Direct Response Fundraising Coordinator
Direct Response Fundraising Coordinatorhttps://www.birds.cornell.edu/home/staff/dan-hitchen/Advancement -
Wesley Hochachka
Wesley HochachkaI work as a research scientist at the Lab of Ornithology, mostly on studies that aim to identify why bird species live where they do.Population Ecology • Citizen Science • Ecological Informatics • Disease EcologySenior Research Associate
Senior Research Associatehttps://www.birds.cornell.edu/home/staff/wesley-hochachka/Avian Population StudieseBird -
Kristin Hodge
Kristin HodgeResearch Analyst
Research Analysthttps://www.birds.cornell.edu/home/staff/kristin-hodge/K. Lisa Yang Center for Conservation Bioacoustics -
Charlotte Holden
Charlotte HoldenI work with researchers to support outreach and education goals by creating illustrations for the Cornell Lab and its publications.Art and Design • Art TechniqueBartels Science Illustrator
Bartels Science Illustratorhttps://www.birds.cornell.edu/home/staff/charlotte-holden/Advancement -
Sarah Hooghuis
Sarah HooghuisIn my role as the Program Assistant for the Cornell Lab's Land Trust Bird Conservation Initiative, I develop outreach materials and resources that educate land trust organizations and private landowners on how they can collaborate with one another as well as use birds as a tool to strengthen their conservation efforts.Digital Communications • Outreach • Environmental EducationProgram Assistant
Program Assistanthttps://www.birds.cornell.edu/home/staff/sarah-hooghuis/Avian Population StudiesLand Trust Initiative -
Carl Hopkins
Carl HopkinsProfessor Emeritus of Neurobiology and Behavior
Professor Emeritus of Neurobiology and Behaviorhttps://www.birds.cornell.edu/home/staff/carl-hopkins/Biodiversity Studies & Higher Education -
Marshall J. Iliff
Marshall J. IliffI help manage the eBird project, with a particular focus on data quality and review of our scientific output.eBird • Status and Trends • Migration • Species Distribution • TaxonomyeBird Project Leader
eBird Project Leaderhttps://www.birds.cornell.edu/home/staff/marshall-iliff/Avian Population StudieseBird -
Jasdev Imani
Jasdev ImaniI am an application developer in Information Science focused mainly on eBird and Merlin.Application Developer
Application Developerhttps://www.birds.cornell.edu/home/staff/jasdev-imani/Avian Population StudieseBird, Merlin -
Karen Ingall
Karen IngallTransaction Specialist
Transaction Specialisthttps://www.birds.cornell.edu/home/staff/karen-ingall/Administration and Business Operations, Financial Affairs -
Derek Jaskula
Derek JaskulaI am the first mate on the K. Lisa Yang Center for Conservation Bioacoustics research vessel, the R/V Jaeger, and help deploy and recover bioacoustic equipment in the field.Field Research Specialist & First Mate
Field Research Specialist & First Matehttps://www.birds.cornell.edu/home/staff/derek-jaskula/K. Lisa Yang Center for Conservation Bioacoustics -
Erica Jessup
Erica JessupSenior Director of Finance and Contracts
Senior Director of Finance and Contractshttps://www.birds.cornell.edu/home/staff/erica-jessup/Administration and Business Operations, Financial Affairs -
Andy Johnson
Andy JohnsonI research, document, and produce media that supports partnerships and conservation outcomes around the world. My role in the Cornell Lab spans pre-production partnership-building, story research and writing, field production logistics and cinematography.Producer
Producerhttps://www.birds.cornell.edu/home/staff/andy-johnson/Conservation Media -
Anne Marie Johnson
Anne Marie JohnsonI coordinate Project FeederWatch's print and email communications, help maintain the project's website, and help answer questions from participants.Project FeederWatchProject Assistant, Project FeederWatch
Project Assistant, Project FeederWatchhttps://www.birds.cornell.edu/home/staff/anne-marie-johnson/Engagement in Science and NatureProject FeederWatch -
Stefan Kahl
Stefan KahlI am a computer scientist working on algorithms that can identify birds by sound to help researchers monitor and protect our birds.Postdoctoral Fellow
Postdoctoral Fellowhttps://www.birds.cornell.edu/home/staff/stefan-kahl/K. Lisa Yang Center for Conservation Bioacoustics -
Sara Kaiser
Sara KaiserI direct the field-based, student research and training program in avian biology at the Hubbard Brook Experimental Forest in the White Mountains of New Hampshire, mentor student research, teach field courses, and provide additional, year-round training opportunities through my research program in the Caribbean Islands and locally in central New York at a migration banding station that I am working to establish.Behavior • Ecology • Evolution • ConservationResearch Ecologist
Research Ecologisthttps://www.birds.cornell.edu/home/staff/sara-kaiser/Biodiversity Studies & Higher Education -
Laura Kammermeier
Laura KammermeierMy role is to help institutions and keen birders find, purchase, and enjoy Birds of the World, a subscription-based online database containing more than 10,700 species accounts.Communications • Marketing • Content Strategy • Business DevelopmentDigital Publications Marketing Manager
Digital Publications Marketing Managerhttps://www.birds.cornell.edu/home/staff/laura-kammermeier/Avian Population StudiesBirds of the World -
Jessica Kane
Jessica KaneI provide customer support to the users of Birds of the World, a subscription-based online database containing over 10,000 species accounts (one for every bird in the world). My job is to ensure that anyone who needs or wants access to this one-of-a-kind resource gets it and that they continue to enjoy the valuable content it provides.Accounts Manager
Accounts Managerhttps://www.birds.cornell.edu/home/staff/jessica-kane/Avian Population StudiesBirds of the World -
Brooke Keeney
Brooke KeeneyI am the managing editor for Birds of the World.Managing Editor
Managing Editorhttps://www.birds.cornell.edu/home/staff/brooke-keeney/Avian Population StudiesBirds of the World -
France Kehas-Dewaghe
France Kehas-DewagheWeb Developer
Web Developerhttps://www.birds.cornell.edu/home/staff/france-kehas-dewaghe/Advancement -
Liz Kinast
Liz KinastI work with supporters who want to make a planned gift to the Cornell Lab. I enjoy helping people create a legacy that expresses their love for birds and nature.Assistant Director of Gift Planning Administration and Stewardship
Assistant Director of Gift Planning Administration and Stewardshiphttps://www.birds.cornell.edu/home/staff/liz-kinast/Advancement -
Megan King
Megan KingI tell conservation stories through media, specifically video production. I love the intersection of art and science, which to me, is exactly what conservation filmmaking is!Conservation Filmmaking • Film EditingAssociate Producer
Associate Producerhttps://www.birds.cornell.edu/home/staff/megan-king/Conservation Media -
Connie Kintner
Connie KintnerI enjoy welcoming people from all over the world to the Cornell Lab of Ornithology and answering their questions either in person or by email.Public Information Assistant
Public Information Assistanthttps://www.birds.cornell.edu/home/staff/connie-kintner/Engagement in Science and NatureVisitor Center -
Holger Klinck
Holger KlinckI lead the K. Lisa Yang Center for Conservation Bioacoustics, where our team works on acoustic monitoring of wildlife, developing hardware and software for marine acoustic monitoring, and studying the impacts of anthropogenic noise on animals.John W. Fitzpatrick Director, K. Lisa Yang Center for Conservation Bioacoustics
John W. Fitzpatrick Director, K. Lisa Yang Center for Conservation Bioacousticshttps://www.birds.cornell.edu/home/staff/holger-klinck/K. Lisa Yang Center for Conservation Bioacoustics -
Anne Klingensmith
Anne KlingensmithGift Processing Assistant
Gift Processing Assistanthttps://www.birds.cornell.edu/home/staff/anne-klingensmith/Advancement -
Bramble Klipple
Bramble KlippleI work with Lab friends to garner the financial support that fuels our work to conserve birds and biodiversity.Fundraising • Conservation PartnershipsDirector, Development and Philanthropy
Director, Development and Philanthropyhttps://www.birds.cornell.edu/home/staff/bramble-klipple/Advancement -
Robert Koch
Robert KochI work on the design and production of the Swift acoustic recorder—a small terrestrial field recorder used for capturing the sounds of birds and other animals.Electronics Design • Software Design • Product ManufacturingElectronics Hardware Engineer
Electronics Hardware Engineerhttps://www.birds.cornell.edu/home/staff/robert-koch/K. Lisa Yang Center for Conservation Bioacoustics -
Walter Koenig
Walter KoenigVisiting Senior Scientist
Visiting Senior Scientisthttps://www.birds.cornell.edu/home/staff/walter-koenig/Avian Population Studies -
Lisa Kopp
Lisa KoppVisitor Experiences Manager
Visitor Experiences Managerhttps://www.birds.cornell.edu/home/staff/lisa-kopp/Engagement in Science and NatureVisitor Center -
Peter Kopp
Peter KoppI manage the Cornell Lab's funding-focused outreach to most of its members, donors, and potential supporters.Fundraising • Marketing • Communications • Project ManagementDirect Response Fundraising Manager
Direct Response Fundraising Managerhttps://www.birds.cornell.edu/home/staff/peter-kopp/Advancement -
Frank La Sorte
Frank La SorteI am a research ecologist whose work explores the macroecology, biogeography, and conservation of plants and birds with a special focus on migratory birds and global change.Bird Migration • Climate Change • Urbanization • Biogeography • MacroecologyResearch Associate
Research Associatehttps://www.birds.cornell.edu/home/staff/frank-la-sorte/Avian Population Studies -
Lisa Larson
Lisa LarsonI write software that enables people to contribute observations of bird populations and behavior in human-modified as well as natural environments.Lead Developer
Lead Developerhttps://www.birds.cornell.edu/home/staff/lisa-larson/Engagement in Science and Nature -
Susanna Lawson
Susanna LawsonI oversee the development and delivery of customized print and digital ad campaigns in Living Bird magazine and All About Birds website.Advertising and Marketing Manager
Advertising and Marketing Managerhttps://www.birds.cornell.edu/home/staff/susanna-lawson/AdvancementAll About Birds, Living Bird -
Jill Leichter
Jill LeichterI am an associate publisher and book editor for the Cornell Lab Publishing Group. I collaborate with writers, illustrators, editors, and scientists to create products aimed to inspire an interest in birds for the novice, and also meet the exacting standards of serious birders.Writing • Editing • Book Production • Design • PublishingAssociate Publisher/Book Editor
Associate Publisher/Book Editorhttps://www.birds.cornell.edu/home/staff/jill-leichter/Advancement, Engagement in Science and NatureAll About Birds, Bird Academy -
Pat Leonard
Pat LeonardI write articles and news releases about research conducted by Cornell Lab scientists, field hundreds of media inquiries each year, and connect reporters with relevant experts.Writing • Media RelationsMedia Relations
Media Relationshttps://www.birds.cornell.edu/home/staff/pat-leonard/Advancement -
Tim Levatich
Tim LevatichI work on the database servers at the Cornell Lab, which store and serve data for projects such as eBird, Project FeederWatch, the Macaulay Library, and others.Database Administrator
Database Administratorhttps://www.birds.cornell.edu/home/staff/tim-levatich/Avian Population Studies -
Susan Licher
Susan LicherI help develop curricula for grades K-12 and professional development initiatives for teachers. Our goal is to support teachers in engaging students in inquiry-based science and outdoor experiencesProgram Assistant
Program Assistanthttps://www.birds.cornell.edu/home/staff/susan-licher/Engagement in Science and NatureK–12 Education -
Diego Licón
Diego LicónMy role is focused on developing, implementing, monitoring, evaluating and advancing strategic plans and activities that support the Center for Avian Population Studies and contribute to the mission, overall goals, and objectives of the Cornell Lab of Ornithology.Strategic Partnerships Manager
Strategic Partnerships Managerhttps://www.birds.cornell.edu/home/staff/diego-licon/Avian Population Studies -
Shawn Ligocki
Shawn LigockiI work on the eBird Status and Trends team which produces modeled data and maps of bird abundance and year-to-year trends across the entire Western Hemisphere. My role is to support scaling this process up towards the goal of analyzing all 10,000 bird species across the entire globe and extending the software and processes to work in multiple compute environments as well as troubleshooting any computing issues we run into.Software EngineeringData Engineer
Data Engineerhttps://www.birds.cornell.edu/home/staff/shawn-ligocki/Avian Population StudieseBird -
Eric Liner
Eric LinerI'm a producer and cinematographer capturing images and sharing stories of the world's birds and the remarkable people working to study and conserve them.Cinematography • Film ProductionProducer
Producerhttps://www.birds.cornell.edu/home/staff/eric-liner/Conservation Media -
Irene Liu
Irene LiuI use my training in evolutionary and conservation biology to research and produce visual media for bird and habitat conservation.Story Researcher/Associate Producer
Story Researcher/Associate Producerhttps://www.birds.cornell.edu/home/staff/irene-liu/Conservation Media -
Taylor Long
Taylor LongI shape the development of new eBird features in their earliest design phases, working with developers and project leaders to decide how features should look and behave.User Experience Design • Front-End Development • Cartography • Data VisualizationUser Interface Designer
User Interface Designerhttps://www.birds.cornell.edu/home/staff/taylor-long/Avian Population StudieseBird -
Marilu Lopez Fretts
Marilu Lopez FrettsProject Assistant
Project Assistanthttps://www.birds.cornell.edu/home/staff/marilu-lopez-fretts/Engagement in Science and NatureCelebrate Urban Birds -
Irby Lovette
Irby LovetteI study the incredible diversity of the world’s birds and work with many different kinds of students through my roles as the Fuller Professor of Ornithology, and the Director of the Fuller Evolutionary Biology Program, the Cornell Museum of Vertebrates, and the Cornell Lab’s Academic Affairs.Fuller Professor of Ornithology
Fuller Professor of Ornithologyhttps://www.birds.cornell.edu/home/staff/irby-lovette/Biodiversity Studies & Higher Education -
Ray Mack
Ray MackMy areas of responsibility include the mechanical design of customized autonomous audio recording devices, system testing and integration, rapid prototyping of custom electrical and mechanical hardware, system troubleshooting, and the occasional mentoring of students and staff.Systems Hardware Designer
Systems Hardware Designerhttps://www.birds.cornell.edu/home/staff/ray-mack/K. Lisa Yang Center for Conservation Bioacoustics -
Shyam Madhusudhana
Shyam MadhusudhanaMy current research involves developing solutions for automatic source separation in continuous ambient audio streams and the development of acoustic deep-learning techniques for unsupervised multi-class classification in the big-data realm.Passive Acoustics • Automatic Pattern Recognition • Statistical Learning • Signal ProcessingPostdoctoral Fellow
Postdoctoral Fellowhttps://www.birds.cornell.edu/home/staff/shyam-madhusudhana/K. Lisa Yang Center for Conservation Bioacoustics -
Rachael Mady
Rachael MadyI work at the intersection of social and ecological science in order to find the best ways to promote and support conservation action. I also support the Center of Engagement in Science and Nature by tracking and visualizing progress in achieving strategic goals across all center programs.Science Communication • Public Participation In Science • Evaluation • Avian EcologyResearch Support Specialist
Research Support Specialisthttps://www.birds.cornell.edu/home/staff/rachael-mady/Engagement in Science and Nature -
Judy Maracle
Judy MaracleBudget & Reporting Manager
Budget & Reporting Managerhttps://www.birds.cornell.edu/home/staff/judy-maracle/Administration and Business Operations, Financial Affairs -
Amy McCune
Amy McCuneFaculty Curator of Ichthyology
Faculty Curator of Ichthyologyhttps://www.birds.cornell.edu/home/staff/amy-mccune/Biodiversity Studies & Higher Education -
Jay McGowan
Jay McGowanMultimedia Collections Specialist
Multimedia Collections Specialisthttps://www.birds.cornell.edu/home/staff/jay-mcgowan/Macaulay Library -
Kevin J. McGowan
Kevin J. McGowanI educate people about birds. I write and teach online courses about bird identification, behavior, and biology, including our university-level course, “Ornithology: Comprehensive Bird Biology.”Crows • Behavioral Ecology • Ornithological Trivia • Bird Identification • Translating Science to General AudiencesSenior Course Developer and Instructor, Bird Academy
Senior Course Developer and Instructor, Bird Academyhttps://www.birds.cornell.edu/home/staff/kevin-mcgowan/Engagement in Science and NatureBird Academy -
Kristen McKnight
Kristen McKnightI support the Director of Development and Philanthropy, Planned Giving, Membership and Annual Giving.Administrative Assistant
Administrative Assistanthttps://www.birds.cornell.edu/home/staff/kristen-mcknight/Advancement -
Sabrina McNew
Sabrina McNewI am a postdoc researching how birds defend themselves against parasites and pathogens.Disease Ecology • Evolution • Tropical BiologyPostdoctoral Fellow
Postdoctoral Fellowhttps://www.birds.cornell.edu/home/staff/sabrina-mcnew/Biodiversity Studies & Higher Education -
Matthew Medler
Matthew MedlerI work with the Macaulay Library's media specialists to engage new and existing contributors to preserve their media in the library's archive.Collections Management Leader
Collections Management Leaderhttps://www.birds.cornell.edu/home/staff/matthew-medler/Macaulay Library -
Janet Menninger
Janet MenningerI am a part-time graphic designer at the Lab, working on projects for various departments.Graphic DesignGraphic Designer
Graphic Designerhttps://www.birds.cornell.edu/home/staff/janet-menninger/Advancement -
Eliot Miller
Eliot MillerCollections Development Manager
Collections Development Managerhttps://www.birds.cornell.edu/home/staff/eliot-miller/Macaulay Library -
Chris Miller
Chris MillerIn partnership with other team members, I nurture relationships and raise philanthropic support for Lab strategic priorities.Individual Giving Officer
Individual Giving Officerhttps://www.birds.cornell.edu/home/staff/chris-miller/Advancement -
Charles Mollenhauer
Charles MollenhauerI work on fundraising database management, including researching, developing, consolidating, reporting and analysis of data, organizing and optimizing data management systems, and training and helping users.Database and Workflow Management • Fundraising Best Practices • Fundraising Reporting • Research and Development in Fundraising Systems and PracticesDevelopment Database Manager
Development Database Managerhttps://www.birds.cornell.edu/home/staff/charles-mollenhauer/Advancement -
Edward Moore
Edward MooreI am the field operations and procurement manager for the K. Lisa Yang Center for Conservation Bioacoustics. I grew up right here in Ithaca, New York, and attended Ithaca High School and Ithaca College. Prior to working at Cornell, I worked for more than 20 years in the microelectronic sales and marketing field.Data Acquisition Manager
Data Acquisition Managerhttps://www.birds.cornell.edu/home/staff/edward-moore/K. Lisa Yang Center for Conservation Bioacoustics -
William Morris
William MorrisGrid and Application Programmer
Grid and Application Programmerhttps://www.birds.cornell.edu/home/staff/william-morris/Avian Population StudieseBird, Merlin -
Steve Morrow
Steve MorrowI work with the Database Administration team to manage the Lab's database systems—including eBird, Macaulay Library, and Data Warehouses—ensuring optimal performance, availability, security, and integrity of each.Database Administrator
Database Administratorhttps://www.birds.cornell.edu/home/staff/steve-morrow/Avian Population StudieseBird