Henry Louis Gates, Jr. uses DNA detective work to solve family mysteries for actor Joe Manganiello and football star Tony Gonzalez—uncovering close relatives whose names they've never heard and compelling each man to rethink his own identity.
 

Henry Louis Gates, Jr. reveals the unexpected family trees of activist Angela Y. Davis and statesman Jeh Charles Johnson, using DNA and long-lost records to redefine notions of the black experience—and challenge preconceptions of America's past.