August 9

Marvin Minsky

Marvin Minsky (born August 9, 1927) U.S. cognitive scientist specializing in artificial intelligence – The Emotion Machine: Commonsense Thinking, Artificial Intelligence, and the Future of the Human Mind 2007

Tove Jansson

Tove Jansson (born August 9, 1914) Swedish-Finnish children’s book author (Moomintrolls series)

Jean Piaget

Jean Piaget (born August 9, 1896) Swiss philosopher and developmental psychologist – The Moral Judgment of the Child (1932)

Izaak Walton

Izaak Walton (born August 9, 1593) British writer – The Compleat Angler (1653)