...: The Psychopath Whisperer: The Science Of Those

: While environmental factors play a role, Kiehl argues that the biological "wiring" is often present from birth or early adolescence. Practical Takeaways for Readers

'The Psychopath Whisperer' by Kent A. Kiehl - The Boston Globe The Psychopath Whisperer: The Science of Those ...

: While they make up less than 1% of the population, psychopaths are responsible for a disproportionate amount of violent crime. : While environmental factors play a role, Kiehl