Since the founding of the United States, government at every level has tended to make unpopular behavior illegal — and that hasn't always made it stop.

South Africa used truth and reconciliation to address its racist history. Now these organizers think it's time for the United States to do the same.

Today, South Africa's healing process is a beacon of hope for the United States.

Archbishop of South Africa Desmond Tutu has called for an international "anti-apartheid-style boycott" against the fossil fuel industry.

Earlier this month a former Red Guard member apologized for her behavior during the Cultural Revolution of the 1960s, but one journalist thinks more of a reckoning is needed.

Mandela was a hard-core revolutionary committed to the wholesale transformation of his society.

In a 1991 interview, Nelson Mandela, talks to Bill about how he developed positive relationships with prison wardens during his 27 years on Robben Island.

Archbishop Desmond Tutu says there's catharsis in recounting the horrors of the past.

Why it's important to face the truth about U.S. torture tactics as we honor Americans in uniform.

Judge Richard Goldstone discusses his work investigating war crimes and spreading justice across the world with Bill Moyers.