Hervey M. Cleckley

Hervey Milton Cleckley, M.D.(1903 - January 28, 1984) was an American psychiatrist and pioneer in the field of psychopathy. His book, The Mask of Sanity, originally published in 1941, provided the most influential clinical description of psychopathy in the twentieth Century. The term "mask of sanity" derived from Cleckley's observations that, unlike people with major mental disorders, a "psychopath" can appear to be normal and even engaging, whil... More

Date of birth:

  • 1903

Date of death:

  • Jan 28, 1984 (age 81 years)

Also known as:

  • Hervey Milton Cleckley
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