Diane Arbus was an American photographer known for her black and white portraits of marginalized people. Her work often focused on the unusual, such as transgender people, dwarfs, and circus performers. NAN Goldin is an American photographer known for her intimate and honest documentation of LGBT communities and drug addicts. Her work has been featured in numerous exhibitions and publications. Richard Avedon was an American fashion and portrait photographer whose work appeared in Vogue and Harper's Bazaar. He was known for his innovative use of lighting and his ability to capture the personality of his subjects. Ansel Adams was an American landscape photographer and environmentalist. His iconic black and white photographs of the American West are some of the most recognizable images in the world.