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: Antoine Marie Jean-Baptiste Roger, Vicomte de Saint-Exupéry was a French writer, poet, aristocrat, journalist, and pioneering aviator. He became a laureate of several of France's highest literary awards and also won the U.S. National Book Award.