We can teach our children to own it and stand up for it and to educate people on it, we are very unapologetic about his diagnosis. I want to raise awareness for every child who goes through this, Rebecca Clampett said. In the video, which Rebecca Clampett also shared on YouTube, Gavin's sister explains Tourette’s is a neurological disorder which means it affects the brain in which a person makes unwanted sounds or movements.