The Power of Positive Thinking shows, organized the American Foundation of Religion and Psychiatry, and co-founded the spiritual newsletter "Guideposts" with his wife, Ruth Stafford Peale. "The Power of Positive Thinking" was published in October 1952 and continues to be Peale's most widely read work. It lived on the New York Time's best-sellers list for 186 weeks, 48 of which were spent in the No. 1 nonfiction spot. The book sold more than 5 million copies worldwide — 2.5 million from 1952 to 1956 — and was eventually translated into over 40 languages. Other books published by Peale around 1952 include "The Art of Real
The Power of Positive Thinking effectiveness of Peale's positive thinking techniques in the antagonistic environment Peale presents. Episcopal theologian John M. Krumm criticized Peale's teachings for their basis in religion, defining his teachings as heretical. Krumm writes that "the emphasis upon techniques such as the repetition of confident phrases” or “the manipulation of certain mechanical devices” gives “the impression of a thoroughly depersonalized religion. Very little is said about the sovereign mind and purpose of God; much is made of the things men can say to themselves and can do to bring about their ambitions and purposes." Krumm argues that Peale does not have the