Susan Meiselas is an American documentary photographer. She has been associated with Magnum Photos since 1976 and been a full member since 1980. Currently she is the President of the Magnum Foundation. She is best known for her 1970s photographs of war-torn Nicaragua and American carnival strippers.

Magnum Photos is an international photographic cooperative owned by its photographer-members, with offices in Paris, New York City, London and Tokyo. It was founded in 1947 in Paris by photographers Robert Capa, David "Chim" Seymour, Maria Eisner, Henri Cartier-Bresson, George Rodger, William Vandivert, and Rita Vandivert. Its photographers retain all copyrights to their own work.