Pemberton answers his questions convincingly. And the redresses proposed -- try changing diet, screen and activity levels first, making school curricula more flexible, and making drugs the last resort -- seem neither radical nor uncompassionate.

To me, much of this hour felt convincing, or at least the start of a necessary discussion.

Max Pemberton’s controversial documentary The Great ADHD Myth? is probably only controversial if you’re one of the beneficiaries of Britain’s £130 million ADHD industry. To the rest of us, it was likely pushing at an open door.

When you’re making a science programme that will be seen by millions of people and could shape awareness of a health condition, it has to be right. And this one isn’t right.