From The Broad Collection: John Baldessari, Tips for Artists Who Want to Sell, 1966-68, acrylic on canvas, The Broad Art Foundation. John Baldessari never touched this painting. He did not paint it. He did not write the text. “There is a certain kind of work one could do that didn’t require a studio,” Baldessari said, “It’s work that is done in one’s head. The artists could be the facilitator of the work; executing it was another matter.” This concept — that an artist could present an idea…