Shortly after noon on Tuesday, July 16, 2009, Henry Louis Gates, Jr., MacArthur Fellow and Harvard professor, was mistakenly arrested by Cambridge police sergeant James Crowley for attempting to break into his own home. The ensuing media firestorm ignited debate across the country. The Crowley-Gates incident was a clash of absolutes, underscoring the tension between black and white, police and civilians, and the privileged and less privileged in modern America.

Charles Ogletree, one of the country's foremost experts on civil rights, uses this incident as a lens through which to...