Narcissism runs in families, but it is almost entirely due to genetics, according to a new extended twin family analysis. The study found no evidence of environmental sources of narcissism shared within families.
From Reddit - r/science: Narcissism runs in families, but it is almost entirely due to genetics, according to a new extended twin family analysis. The study found no evidence of environmental sources of narcissism shared within families.
A recent study mapping the personality traits of thousands of twins and their family members suggests that narcissistic behavioral patterns are passed down from parent to child entirely through genetic inheritance, rather than through child-rearing…