DAVID ALLEN SIBLEY is the author and illustrator of the series of successful guides to nature that bear his name, including The Sibley Guide to Birds. He has contributed to Smithsonian, Science, The Wilson Journal of Ornithology, Birding, BirdWatching, North American Birds, and The New York Times. He is the recipient of the Roger Tory Peterson Award for Lifetime Achievement from the American Birding Association and the Linnaean Society of New York’s Eisenmann Medal. He lives and birds in Massachusetts. This is a virtual event. The Zoom link will be sent to registrants before the date of the program. This event is sponsored by: Hendrick Hudson Free Library, Somers Library, Scarsdale Public Library, Irvington Public Library, Dobbs Ferry Public Library, Chappaqua Public Library, Tuckahoe Public Library, White Plains Public Library, Ossining Public Library, Yonkers Public Library and John C. Hart Library plus Saw Mill River Audubon.