Guyon Espiner talks to Transport Minister Steven Joyce about road safety, congestion and the future of public transport.
Paul Holmes interviews Tim Groser, who has recently arrived back from New York, and will discuss what his hopes are for the Global Alliance fund and the thinking around John Key's speech to the UN.
Q+A also asks Maori Party MP Hone Harawira about his crusade against Big Tobacco.
Former Social Development and Education Minister, now Massey University vice-chancellor, Steve Maharey and former Transport Minister and Act leader, Richard Prebble joins Paul Holmes and Dr Raymond Miller on the panel.
Q+A is broadcast live 9-10am Sunday on TV ONE.