Artist Richard Serra is famous for his gigantic steel sculptures. What he is less known for are his drawings, now the subject of a fascinating exhibition at the San Francisco Museum of Modern Art.“Richard Serra Drawing: A Retrospective,” which opened Saturday, illuminates the creative process of one of the world’s great 20th-century artists. The landmark exhibition includes roughly 70 works, from densely layered geometric shapes to sketchbooks that have never been shown before. Read More