Rose AseraRecruitment & RetentionSupporting student persistenceIn 1978, when Uri Treisman first created the Mathematics Workshop at the University of California-Berkeley, he was trying to solve a local problem: although there were very few African American and Hispanic students in the freshman calculus class, those who were enrolled were barely scraping through — when they managed to get through at all.July 12, 2007Page 1 of 1