Sally Hawkins and Rafe Spall star in X+Y, a new film which focuses on an international competition for maths prodigies and features Asa Butterfield as a mathematically gifted boy with autism. Leslie Felperin reviews.

Booker-shortlisted author Tom McCarthy, whose latest work of fiction is Satin Island, explains why he rejects the idea of the contemporary novel.

How to make a drama out of a crisis: housing is the inspiration for three plays which explore the lengths people will go to get a foot on the ladder. Two of the playwrights, Philip Ridley and Matt Hartley, discuss the dramatic possibilities of bricks and mortar.

And who is Richard Diebenkorn? The artist is revered as a great post-war master in his native US, but he is largely unknown here in the UK. As the Royal Academy prepares to stage a retrospective, curator Sarah Bancroft discusses the painter whose work hangs in Obama's personal quarters in the White House.

Producer: Craig Templeton Smith. Show less