Dr. Conley is the author of “The Social Genome: The New Science of Nature and Nurture.” Since Francis Galton coined the phrase “nature versus nurture” 150 years ago, the debate about what makes us who ...

Aug. 17, 2005 — -- Identical twins generally are not separated during adoptions, but Chinese officials had no record that Lily and Gillian were related at the time of their adoption in 2000. As a ...

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 ...