What if everything we've been told about addiction is wrong?

As he grew older, he realised there was addiction in his family. Confused, he set out on a three-year, thirty-thousand mile journey to discover what really causes addiction - and how to solve it. Told through a series of gripping human stories, this book was the basis of a TED talk and animation that have been viewed more than twenty million times.

It has transformed the global debate about addiction.