They blink, they grimace, they jerk, they moan. No matter how hard they try, their bodies, minds, and voices won't do what they're told. People with Tourette Syndrome (TS) , a rare and incurable genetic disorder, are the subject of the irreverently titled Twitch and Shout, a riveting, unsettling, and frequently funny inside look at what it's like to live with this often misunderstood neurological condition. Twitch and Shout not... see more