Plot: Fiona Bruce presents an hour of debate, with politicians and members of the public, in the new town of Northstowe, near Cambridge. On the panel: treasury minister Bim Afolami MP; Labour’s shadow secretary of state for science Peter Kyle MP; the Scottish National Party’s Kirsty Blackman MP; the Nobel prize-winning economist Professor Joseph Stiglitz; and the former ministerial adviser Anita Boateng