Dorothea Lange

Dorothea Lange (May 26, 1895 – October 11, 1965) was an influential American documentary photographer and photojournalist, best known for her Depression-era work for the Farm Security Administration. Dorothea Lange was one of the best of the American photographers who used their art to document, and ultimately to alleviate, the human suffering caused by the Great Depression of the 1930s.

Source: encyclopedia