In the largest genome-wide association study of its kind, researchers have identified 35 genes associated with cannabis use, and found overlapping genetic associations with risk-taking behavior and a risk for schizophrenia.

Recent success in genetic research into personality has opened up the hunt for more genetic signals associated with psychological and behavioral traits.

Researchers have identified genes that influence both the risk for schizophrenia and the development of certain personality traits.The work published late last month in the journal Scientific Reports, a Nature...