The Los Angeles-based artist was invited to lead an art workshop at the United Workers Congress, which took place in Washington, D.C., this week. Some 250 immigrant workers and labor-rights organizers came together to rally for an inclusive path to citizenship for domestic workers and day laborers.

-NPR

Just read a little about him & his work on NPR.  Read the article for yourself here: http://www.npr.org/2013/02/14/171912349/artist-works-to-keep-immigrants-in-the-picture