author, psychiatrist & writer, born in Croatia
Mihaly Csikszentmihalyi - american psychologist of Hungarian origin, professor of psychology, former dean of the faculty at the University of Chicago, known for his research on happiness, creativity, subjective well-being, but best known for his idea of "flow" - a flow state, which he studied for several decades.
Author of several bestsellers and more than 120 articles for magazines and books, many of which have been translated into different languages of the world. He is considered one of the most widely cited psychologists of today in several fields related to psychology and business.