is Curator in Charge of the Department of Photographs at the Metropolitan Museum of Art. Originally hired at the Metropolitan Museum to catalogue the Ford Motor Company Collection of avant-garde European and American photography between the two World Wars, he was promoted to the position of full Curator in 2007. An expert in American photography with wide-ranging interests from 19th-century to contemporary art, Jeff has taught at Columbia University, the Institute of Fine Arts at New York University, and Bard College, and is an admired public speaker, most recently with talks at Yale and Stanford universities. He has organized or co-organized some 20 exhibitions at the Met, and was responsible for facilitating the Museum’s acquisitions of the complete archives of photographers Walker Evans in 1994 and Diane Arbus in 2007. A foremost authority on Evans, he has organized six exhibitions of the artist’s work, including Walker Evans, a major retrospective at the Met in 2000, and Walker Evans and the Picture Postcard in 2009, and has authored eight publications on Evans’s œuvre. He was the curator responsible for the Metropolitan Museum’s presentation of the exhibition Diane Arbus Revelations in 2005, was a co-author of its award-winning catalogue, and also collaborated on the Diane Arbus exhibition traveling in Europe and currently on view at Martin-Gropius-Bau in Berlin. He has in recent years published catalogue essays on Robert Frank, Robert Polidori, Stephen Shore, and Paul Graham, and organized the exhibition Photography and the American Civil War in 2013.