An expansive look at portraiture, identity, and inequality as seen in Dorothea Lange's iconic photographs. Dorothea Lange (1895-1965) aimed to make pictures that were, in her words, "important and useful". Her decades-long investigation of how phot...

There are few couples in the history of 20th-century American art and culture more prominent than Georgia O'Keeffe (1887-1986) and Alfred Stieglitz (1864-1946). Between 1915, when they first began to write to each other, and 1946, when Stieglitz died...