In Ideas, we address the issue of lowering the blood alcohol content limit for driving. Chris talks to Palmerston North MP Iain Lees-Galloway about his Land Transport (Safer Alcohol Limits for Driving) Amendment Bill; Auckland court reporter Edward Gay investigates how recidivist drink drivers are dealt with and guest producer Zoe George asks sociologist Dr Kellie McNeill if changing the law will change our behaviours and attitudes to alcohol.