Mihaly Robert Csikszentmihalyi (, Hungarian: Csíkszentmihályi Mihály Róbert, pronounced [ˈt͡ʃiːksɛntmihaːji ˈmihaːj] (listen); 29 September 1934 – 20 October 2021) was a Hungarian-American psychologist. He recognized and named the psychological concept of "flow", a highly focused mental state conducive to productivity. He was the Distinguished Professor of Psychology and Management at Claremont Graduate University. He was also the former head of the department of psychology at the University of Chicago and of the department of sociology and anthropology at Lake Forest College. Source: Wikipedia (en)