This document profiles several influential photographers and their contributions to the field. It discusses Ansel Adams' development of landscape photography and the zone system. Matthew Brady documented the Civil War. Julia Margaret Cameron developed portraits with emotional depth rather than sharp detail. Alfred Stieglitz dedicated his life to establishing photography as a true art form. Dorothea Lange depicted rural life in the American South. Robert Frank captured everyday scenes in a raw, transparent style. Jerry Uelsmann pioneered composite, surreal images.