Debate
The audience voted in favour of the motion 165:77.
Is addiction really a disease, or is it simply a behaviour that we need to find a way of modifying? Some argue that addiction has a biological basis; others are convinced that fighting addiction is just a matter of sheer willpower.
For the motion
Dr Sigman is a Chartered Biologist, Chartered Psychologist and Associate Fellow of the British Psychological Society
For the motion
Editor of Telegraph blogs and reformed alcoholic
For the motion
Writer, former prison Doctor and Psychiatrist
Against the motion
Resilience Programmes Manager for Amy Winehouse Foundation Programme
Against the motion
Television presenter and author
Against the motion
Lead Consultant for addiction treatment and Consultant Psychiatrist, The Priory
Chair
Chairman of The Spectator Magazine Group