Paul Fraisse

Born Mar. 20, 1911, in St. Etienne. French psychologist.

Fraisse was director of the Institute of Psychology at the University of Paris from 1961 to 1969. He was editor of the journal L’Année psychologique, and from 1966 to 1969 he served as president of the International Association for Scientific Psychology. He is chiefly known for his studies of complex perception mechanisms—particularly the perception of time and of rhythmic structures in psychology. He was joint editor with J. Piaget of the multivolume work Experimental Psychology (Russian translation, fascs. 1–5, 1966–75).