When David Marr at MIT moved into computer vision, he generated a lot of excitement, but he hit up against the problem of knowledge representation; he had no good representations for knowledge in his vision systems.
Bio: Julie Phillips is a writer who writes about books, film, and culture. In early adulthood she became interested in feminism. Her articles have appeared in Newsday, Mademoiselle, The Village Voice, and elsewhere. Her biography of James Tiptree, Jr.
