Will Tanner, Tom Kibasi, Charlotte Pickles and Polly MacKenzie

Joining Iain Dale on Cross Question this week are Will Tanner, Director of 'Onward', a centre right think tank & a former adviser to Theresa May, Tom Kibasi, Director of Director of 'IPPR' (Institute for Public Policy Research), a progressive policy think tank, Charlotte Pickles, Director of 'Reform', an independent think tank for public services, Polly MacKenzie, Director of 'Demos', a cross-party social policy think tank, former adviser to Nick Clegg.