"We mustn't lose our sense of hope and optimism – or our sense of inspiration – because ultimately, that is what science is about." In this session from last year's Nobel Week Dialogue, Jeremy Farrar, Chief Scientist at the World Health Organisation, spoke about the need to reconnect science and society. With a focus on the economics and politics of health, this year’s dialogue will tackle issues including how mental health, diseases of ageing and the prevention of chronic disease conditions mus