People with Williams Syndrome treat strangers as their new best friends. Now the condition is revealing clues to our ...

Williams syndrome is a rare genetic condition that causes extreme friendliness. Living with it can be bittersweet. Since he was 5, Tobi Akbas has been nicknamed "the Mayor" in the affluent suburb ...

Williams syndrome results from a few missing genes ... There’s not one gene that causes eye color; it’s multiple genes interacting. So not every person with Williams is missing the exact ...

A lack of elastin causes the artery walls to stiffen, leading to lifelong cardiovascular problems for people with Williams Syndrome. Yet pinpointing the gene, or genes, responsible for the ...