Question: Dark Girls is a 2012 documentary film by American filmmakers Bill Duke and D. Channsin Berry, it also reports on a new version of the 1940s black doll experiment by who, which were African-American psychologists who as a married team conducted important research among children and were active in the Civil Rights Movement?
Sentence (from "Dark Girls"): It also reports on a new version of the 1940s black doll experiment by Kenneth and Mamie Clark, which proved that black children had internalized racism by having children select a white or a black doll (they typically chose white) based on questions asked.
Relevant evidence: Yes