DNA Sets a Tiny Snapshot of Personality, with Experience Writing the Rest
A Nature study of genetic and personality data from more than a million people identified over 1,000 genetic variants linked to the Big Five traits, but genetics explains only up to about 13% of personality differences; the rest is shaped by environmental factors, experiences, culture, and upbringing, though certain genetic profiles also correlate with behaviors like where people live and how they responded to COVID early in the pandemic.
