Conversation so far:
how did Danny Glover contribute to civil rights activism?
While attending San Francisco State University (SFSU), Glover was a member of the Black Students' Union.
what did they accomplish?
a five-month student-led strike to establish a Department of Black Studies.
WHat else did it create?
It helped create not only the first Department of Black Studies but also the first School of Ethnic Studies in the United States.
Did Glover hold any jobs  in activism?
a board member of the Algebra Project, the Black AIDS Institute, Walden House and Cheryl Byron's Something Positive Dance Group.
What did people think regarding Glover in activism?
Glover spoke to the crowd at Occupy Oakland on the day before the Oakland General Strike where thousands of protestors shut down the Port of Oakland.

Question: What causes did he support?
Self-contained rewrite: What causes did Danny Glover support?