Alfred Stieglitz was an influential American photographer and art promoter, born on January 1, 1864, in New Jersey. He played a crucial role in elevating photography to the status of fine art. Stieglitz founded the Photo-Secession movement and established the 291 Gallery in New York City, which showcased modern art and photography. Stieglitz is best known for his striking images of landscapes, urban scenes, and portraits. His work often emphasized the interplay of light and shadow, capturing the essence of his subjects. He was also married to the famous painter Georgia O'Keeffe, whose work he greatly admired and promoted.