Matt Black Magnum Square PrintsSpecifications for all available prints 6 x 6 Magnum Square print Fuji Crystal Archival Matte paper Signed on verso by Matt Black Mint condition About Matt Black Matt Black is an American documentary photographer whose work has focused on issues of poverty, migration, and the environment. He is a full member of Magnum Photos. Black's first book, American Geography, was published in 2021 and was exhibited at Deichtorhallen in Hamburg, Germany.