"So often you hear about religious people involved in the civil rights movement, and as well you should, but there were also humanists," said Norm R. Allen Jr. of the Institute for Science and Human Values, a humanist organization based in Tampa, Fla.
MORE: http://www.washingtonpost.com/national/on-faith/blacks-say-atheists-were-unseen-civil-rights-heroes/2012/02/22/gIQAfLklTR_story.html
See also...
For atheists of color, 'coming out' can be painful
http://www.washingtonpost.com/national/on-faith/for-atheists-of-color-coming-out-can-be-painful/2012/02/23/gIQAVXqHWR_story.html