When someone you know passes on, the only thing you can do is keep moving forward.

I was involved with the anti-apartheid movement through my work as an artist and also through my political commitment.

I was able to do To Sleep with Anger, a very powerful film about African Americans, their spirituality, and the things that happened within a small community and a family.

Did you know a child is orphaned by AIDS every 15 seconds. Millions of children are going it alone. Missing their childhood. Missing their mother. Missing their father. AIDS is devastating families around the globe. Children are missing your support. Unite for children. Unite against AIDS.

What's more important is that we talk about movements; change happens through movements. The movement to end slavery, the movement to bring justice for those who have been left out of the system, movements to include women, movements around sexual preference - all these movements brought about change.

President Obama is a man who had certain advantages because of the civil rights movement. He had the opportunity to go to some of the best schools in this country - schools that train you how to run the political paradigm, not challenge it. The leaders of the Black Power Movement were challenging that paradigm.

The Black Power Mixtape is a documentary, first of all. It brings us closer to the voices we heard at that particular point in time.