The Conservative Party now has barely 70,000 members, most of them aged over 60. Meanwhile Labour has over half a million, many of them young. What does this mean for the future of British politics? Can a party survive without members? Can Labour negotiate the divisions within its ranks? And what room is there for a new party of the centre? With Helen Thompson and Chris Bickerton. See acast.com/privacy for privacy and opt-out information.