The Power of Positive Thinking believe and live successfully.” Peale's work came under criticism from various mental health experts, theologians, and academics. One general criticism against Peale's book was the lack of verified sources. "The Power of Positive Thinking" includes many personal anecdotes that the reader has no way of validating. The book includes stories about “a business executive”, “a man, an alcoholic”, “a famous trapeze artist”, “a friend of [Peale’s], a midwestern businessman”, and other unnamed individuals which cannot be verified from the information Peale presents with each anecdote. R. C. Murphy, a prominent psychiatrist based out of Tacoma, Washington, addresses another criticism of
The Man Who Wrote Frankenstein might be accepted by readers with no vested interest in the issue, it would be "vehemently rejected out of hand" by the "literary establishment". Sadownick wrote that Lauritsen confirmed his view that "Frankenstein" is a gay work in the same sense as Walt Whitman's "Leaves of Grass" (1855) and Oscar Wilde's "The Ballad of Reading Gaol" (1897), and offered a commendable psychological analysis, and a sensitive line-by-line reading, of the work. Charles E. Robinson rejected Lauritsen's thesis in "The Original Frankenstein" (2008), arguing that the testimony of authors such as Lord Byron, William Godwin, Claire Clairmont, Charles Clairmont, and Leigh