Justine Greening is a former Secretary of State for Education who is now working on social mobility and levelling up. Professor Bill Sherman heads the Warburg Institute, which has just opened an exhibition about tarot which the filmmaker and magik scholar K A Laity has visited. Gary Stevenson is a former financial trader and the author of The Trading Game, and the philosopher Constantine Sandis is the author of The Things We Do and Why We Do Them.

Producer: Lisa Jenkinson