A campaign to get verbal abuse on the agenda has sparked debate with headlines that say shouting at children is as bad as physical abuse.

What does the evidence actually say about the words we use when speaking to children? Where did the phenomenon of gentle parenting come from, and how do you do it? And who decides how we treat our kids?

Presenter: Adam Fleming
Producers: Lucy Proctor, Josephine Casserly, Bethan Ashmead Latham, Tom Gillet
Production coordinator: Janet Staples
Editor: Penny Murphy