Frederick Douglass is perhaps best known as an abolitionist and intellectual. But he was also the most photographed American of the 19th century. And he encouraged the use of photography to promote social change for Black equality.
Photographer Erik Wahlstrom made this 9-minute video on the life and work of photographer Gordon Parks. It's also a video that explores the question: "Can a photograph make a difference?"
PBS NewsHour aired this 7-minute Race Matters segment on the camera's role over the past decades in not only documenting social movements but also shaping and shifting public perception. (Warning: This video contains violent and disturbing images.)