Mariana Cook is an artist and photographer whose work is held in numerous institutional and private collections, including the Metropolitan Museum of Art and the Museum of Modern Art, New York City; the J. Paul Getty Museum, Los Angeles; Museum of Fine Arts, Boston; Museum of Fine Arts, Houston; National Portrait Gallery, London; Bibliothèque Nationale and Musée d’Art Moderne de la ville de Paris; and the National Portrait Gallery, Washington, DC.

Eleven books of her photographic work have been published, including the best-selling Fathers and Daughters (1994) and the most recent, Lifeline (2017). Stone Walls: Personal Boundaries was her first book of landscapes, which was released in 2011 to much acclaim. Cook continues to work with black-and-white film and make gelatin silver prints. She is the last protégé of Ansel Adams.