About the Author
Editor LEAH BENDAVID-VAL is former director of photography publishing for National Geographic Books and author of five books on photography.
Essayist MICHELLE ANNE DELANEY is associate curator in the Photographic History Collection, National Museum of American History, Smithsonian Institution.
MAURA MULVIHILL is vice president and director of the Image Collection at National Geographic, where she has worked for 30 years.