Al Sharpton Discusses His Life and Career.

In 1961, the Freedom Riders set out for the Deep South to defy Jim Crow laws and call for change. Their efforts transformed the civil rights movement. Raymond Arsenault is the author of 'Freedom Riders: 1961 and the Struggle for Racial Justice'.

Young talks with Terry Gross about his new book "An Easy Burden: The Civil Rights Movement and the Transformation of America." He served as Executive Director of Southern Christian Leadership Conference where he worked with Martin Luther King Jr. In 1972, he was elected to Congress. In 1977, President Carter named Young as Ambassador to the United Nations. He also served two terms as the Mayor of Atlanta.

Moses was a leader in the Civil Rights struggle, helping to register black voters in Mississippi during the Freedom Summer of 1964. He's still a civil rights activist, though his weapon now is math. He's the director and creator of the innovative Algebra Project which opens up educational opportunities for young African-Americans. Moses established the project in Cambridge, Massachusetts in 1982. Since then it's been implimented across the country, and has reached 9,000 inner city youths.