Lawrence LeShan

Lawrence LeShan (September 8, 1920 – November 9, 2020) was an American psychologist, educator, and the author of the best-selling ''How to Meditate'' (1974) a practical guide to meditation. He authored or co-authored approximately 75 articles in the professional literature and more than fifteen books on a diverse range of topics including psychotherapy, war, cancer treatment, and mysticism. He also wrote science fiction under the pseudonym Edward Grendon. Provided by Wikipedia