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: Jona Baravilala Senilagakali was a Fijian medical doctor and diplomat who briefly served as Prime Minister of Fiji from December 2006 to January 2007. Subsequently he was Minister for Health from 2007 to 2008.