Frank B. Gill Frank Gill is an American ornithologist with worldwide research interests and experience. Expeditions to remote corners of the globe are one of his favorite diversions. Gill’s projects include innovative program leadership and engagement of the public in ornithology through citizen science. He directed the encyclopedic work The Birds of North America (BNA). He pioneered the use of the internet for citizen science initiatives, including eBird with the Cornell Lab of Ornithology. Retired three times, he now leads the international effort to align the species taxonomy of the birds of the world (http://www.worldbirdnames.org). Now Curator Emeritus, Gill was a full-time staff member of the Academy of Natural Sciences in Philadelphia from 1969 to 1995. He served the National Audubon Society from 1996 to 2010 in various roles, including Chief Scientist and Interim President. Gill was President of the American Ornithologists' Union from 1998-2000, and received the Union’s highest honor, the William Brewster Award.