Is Our Psychology More Nature or Nurture? 29 Million Twins Reveal All (M)

14.5 million pairs of twins reveal the root cause of your personality, intelligence, propensity for mental illness and health.

14.5 million pairs of twins reveal the root cause of your personality, intelligence, propensity for mental illness and health.

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Author: Dr Jeremy Dean

Psychologist, Jeremy Dean, PhD is the founder and author of PsyBlog. He holds a doctorate in psychology from University College London and two other advanced degrees in psychology. He has been writing about scientific research on PsyBlog since 2004.