In a new five-part Rethink series, Amol Rajan and guests challenge some of our long-held assumptions about population change. Are there really too many people in the world - or will some countries actually end up with too few? GUESTS Rt Hon. Lord David Willets, President of the Advisory Council and Intergenerational Centre of the Resolution Foundation Professor Anna Rotkirch, Director, Population Research Institute, Väestöliitto, Finland Professor Ian Goldin, Professor of Globalisation and Development at the University of Oxford Poonam Muttreja, Executive Director, Population Foundation of India Presenter: Amol Rajan Producer: Rob Walker Editor: Kirsty Reid