Black graphic with the headline “Gene Variant Doubles Risk Of Developing Autism,” a yellow-and-black emblem, and Vanderbilt News and Public Affairs branding.

A Vanderbilt research team reports, in the largest study of any single gene, that a gene, identified in cancer, is also involved in autism. The VUMC reseachers say the gene variant they have identified more than doubles the risk of developing autism. Barb Cramer has the story.