Nicholas D. Lowry is president and principal auctioneer of Swann Auction Galleries in New York City, and director of the auction house’s vintage posters department. Born into a family of antiquarian book dealers, he was raised and educated in New York, and graduated from Cornell University. As one of the world’s foremost authorities on vintage posters, Lowry has spent over 20 years serving as poster appraiser on the popular PBS television series Antiques Roadshow. In addition to his auction house work, Lowry is also a collector of posters himself, and an author: he has curated two exhibitions on the history of Czech posters (at the National Czech and Slovak Museum and Library, in Des Moines, Iowa, 2016–17; and the Dutch Poster Museum in Hoorn, Netherlands, in 2013). He has written numerous articles on collecting and the history of posters for diverse publications and has appeared as himself in the 2019 documentary about the antiquarian book trade, The Booksellers. He sits on the board of governors of the National Arts Club in New York City.