Are you mostly a product of the genes you inherit or your experiences in life? This question intrigues many people, including addiction researchers. In this post, I provide an overview of key research ...

Forty years ago, a postdoctoral researcher named James McGrath who would go on to spend more than three decades as a clinical geneticist and research scientist at Yale, made a discovery that advanced ...

Ghost lineages reveal themselves through ancient genes that still exist in living beings today.

Genetic inheritance may sound straightforward: One gene causes one trait or a specific illness. When doctors use genetics, it’s usually to try to identify a disease-causing gene to help guide ...