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 ...

But the rest of her world is not perfect. Gloria is affected by a rare genetic disorder called Williams syndrome. With an IQ of about 55, Gloria literally cannot subtract three from five or make ...

Take him out to the ballgame! Brooklyn youth Anthony Filippazzo, who suffers from a rare genetic disorder known as Williams ...