Interview: Dr. Henry Louis Gates, Jr.

Series host and executive producer Henry Louis Gates, Jr. of "Africa's Great Civilizations" speaks onstage during the PBS portion of the 2017 Winter Television Critics Association Press Tour. Frederick M. Brown / Getty Images

Dr. Gates joins Holly to talk about history's impact on our future, Black History Month, and his upcoming PBS series "Africa's Great Civilizations."

The book mentioned by Dr. Gates was "The Civilizations of Africa:A History to 1800" by Christopher Ehret.