Paul Fraisse (20 March 1911–12 October 1996) was a French psychologist known his work in the field of perception of time.
After his degree, a faculty member suggested that he go to the Catholic University of Louvain where experimental psychology had an important place in the Institute of Philosophy.
There he spent 1935–1937 as laboratory assistant to Albert Michotte, doing experiments on visual perception and preparing for examinations in philosophy.
[2] In 1952, Fraisse took over from Henri Piéron as director of the Laboratoire de Psychologie Experimentale.
[1] In 1965, Fraisse became the director of the Institute of Psychology of the University of Paris, which grouped together psychologists from the University of Paris, the College de France, and the Ecole Pratique des Hautes Etudes.