Originally published by Jossey-Bass Publishers, 1975, in the Jossey-Bass Behavioral Science Series. The author provides a new preface to this 25th anniversary edition in which he describes the genesis of his ideas, how these ideas have been developed by himself and others, and his feelings that the usefulness of this book continues for those new to "flow" as well as for those familiar with the literature. Discussion encompasses enjoyment and intrinsic motivation, a theoretical model for enjoyment, and flow patterns in everyday life. Csikszentmihalyi is currently affiliated with Claremont Graduate University. Annotation c. Book News, Inc., Portland, OR (booknews.com)