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
Convergent thinking with complex problems, other variables such as one’s gut feeling or instinctive problem solving abilities also have a role in determining a solution to a given problem. Furthermore, convergent thinking has also been said to devalue minority arguments. In a study where experimental manipulations were used to motivate subjects to engage in convergent or divergent thinking when presented with either majority or minority support for persuasive arguments, a pattern emerged under the convergent thinking condition where majority support produced more positive attitudes on the focal issue. Conversely, minority support for the argument had no effect on the subjects. The convergent