In this RAI he tells Paul Jay about the fight against apartheid and meeting and chronicling Mandela in South Africa.

Alan Robock - Global Warming Theory Based on Evidence, Not Belief

On Reality Asserts Itself I talk to leading thinkers and activists, and find out what were the formative experiences that shaped their political worldview. It's also a place to explore the major issues of our times with a sense of history, and a consciousness of class and race. Most importantly, it's a place for people who want change to discuss and debate what should be done next.