 The saxophonist Danny Ray Thompson became a "de facto" tour and business manager during this era, specializing in what he called "no bullshit C.O.D.," preferring to take cash before performing or delivering records.In early 1971, Sun Ra was appointed as artist-in-residence at University of California, Berkeley, teaching a course called "The Black Man In the Cosmos".Few students enrolled, but his classes were often full of curious people from the surrounding community.