Psychopathy is a mental disorder derived from either genetic or environmental risk factors, where individuals engage in deviant, irresponsible, and egocentric behaviors, while maintaining an inability to establish successful connections with others.
Dr. Linda Mealey, an evolutionary psychology researcher who passed away at the age of 46, contributed greatly to the scientific field through her work on psychopathy, evolution, and genetics. This chapter will discuss and review Mealey’s work on psychopathy, with the majority of the chapter focused on her 1995 paper, The Sociobiology of Sociopathy: An Integrated Evolutionary Model.
The author will highlight psychopathy, a condition which encompasses 3–4% of the male population and less than 1% of the female population (Mealey 1995; see the Antisocial Behavior Chapter [Hashmani and Jonason 2017] for details on sex differences in antisocial...
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