Lawrence LeShan published his first professional paper in 1942. Since then he has authored over 150 papers and 20 books, which have been translated into 19 languages. He holds a PhD in Human development from the University of Chicago, has taught at various universities and has lectured and given seminars widely in this country, Europe and elsewhere. He has worked as a research psychologist for over 60 years including six years as a psychologist in the U.S. Army.