This is so sad and disturbing to watch, but as a behavior analyst, I feel obligated to share this horrible story. I know this won’t be an issue in our sessions under my supervision and I really hope that this is a rare situation and not a problem elsewhere. But I want to stress the importance of parent involvement in a child’s therapy sessions, of knowing exactly how your child is learning, whether through a one-way mirror, video cameras, real-time observations, or any other means possible available through your therapy provider.

Here is the full article: Parents set up a hidden camera to watch their son’s session