Both nature (genetics) and nurture (environment) play a role in shaping who we are, and their interaction is often the most influential factor in a person's development. Mental health can be ...

Add Yahoo as a preferred source to see more of our stories on Google. A century’s worth of twin data reveals that when schooling differs, identical twins’ IQs can diverge as much as unrelated people’s ...

An age-old conundrum regarding raising children is the issue of nature versus nurture. That is, do genes determine a child's success in life, or is it the environment in which that child is raised? Or ...

The question of whether human behavior is driven by innate biological forces or the product of our learning and environment has been a popular discussion at cocktail parties and scientific conferences ...

Several years ago, I counseled Kevin, a client who sought my help following the failure of two marriages, fearful that his current yearlong relationship might suffer the same fate. During the intake ...

For more than a century, scientists have debated whether intelligence is mostly a product of nature or nurture. Identical twins—those born with the same genetic blueprint—have long been the perfect ...