If you thought you knew everything you needed to know about autism, think again.

Prepare to have your preconceptions challenged by this intelligent, moving and gripping BBC exploration of the controversy surrounding Applied Behaviour Analysis (ABA), an intensive intervention used to treat autism.

Parents who want ABA for their children passionately believe that it is the best way to teach a child new skills and to help them function in mainstream society, but critics of ABA argue that it is dehumanising and abusive to try to eliminate autistic behaviour.

"Memorable, moving and thought-provoking" – The Sunday Times

"An eye-opening film about the controversial methods of treating autism and how society should respond to the condition" – The Daily Telegraph

"Controversial, worthwhile television" – The Observer