The Power of Positive Thinking in 1955. Meyer writes that "The Power of Positive Thinking" provides partial awareness to the limitations of the readers but does not supply the necessary self-confidence to overcome those limitations. He proceeds to compare Peale to a con man saying that the problem with Peale lies in the “paltriness of the confidence he preached. He did not really try to fool you into thinking you could do much, or be much, or live much. He did not make you aware of greater heights any more than of greater abysses.” Psychologist Martin Seligman, former APA president and founder of positive psychology,
The Power of Positive Thinking psychic fragments, then ideas like 'mind-drainage' follow. So does the reliance on self-hypnosis, which is the cornerstone of Mr. Peale's philosophy.” Murphy concludes that Peale's techniques for positive thinking relate too closely to hypnosis and are inadequate for the readers’ needs of self-improvement. Albert Ellis, an influential psychologist of the 20th century and the founder of cognitive therapy, also criticized Peale's techniques for their similarities with hypnotism. He compared the techniques presented with those of the hypnotist Émile Coué and asserted that the repeated use of these hypnotic techniques could lead to significant mental health problems. Ellis stated that eventually