There's a tendency in economics to think that financial risk-taking is a purely cognitive activity, but as Dr John Coates explains, it's more quirky than that. Young male city traders on a winning streak shift their risk preferences and take on too much risk.
We've got really good preliminary data to suggest that rising levels of testosterone in young male traders, when they're on a winning streak, is actually shifting their preferences and causing them to take too much risk.
What happens inside the brain of a gambling addict when they make a bet - and can the secret to their addiction be found within the brain itself? BBC Panorama filmed a unique experiment designed to find out.MORE
Scientists in the field of neuroscience and brain imaging are showing in study after study that high speed internet porn can change the brain just like drug addiction. This wreaks havoc on the reward/pleasure system in the brain resulting in devastating effects.MORE
This BBC Newsnight report asks if the prescription drug addiction problem sweeping the United States could be replicated in the UK. With interviews with people who have struggled with addiction, and those offering help and support.
Fry never took cocaine while he was working, on a stage or in a television studio. He would call it, rather creepily, the ‘pudding’ that would give him an extra 'reward' afterwards.MORE
Professor David Nutt was infamously sacked from his role as Chief Drugs Advisor after publishing a report in the Lancet which challenged the government's policy on drugs, stating that alcohol is in fact more dangerous than heroin.MORE
Bruce Parry spends time with workers of an illegal cocaine-making factory located deep in the heart of the Amazon jungle. Remarkable footage from BBC documentary Amazon with Bruce Parry.MORE