Richard Long prepares for his exhibition Circle to Circle at Lisson Gallery

Vula Malinga sings What's Going On

Mixital: Self-portrait

Simon Callow on his passion for Oscar Wilde

Love and Power in Wagner's Ring

Gimme Danger - Film trailer

Louis Theroux's My Scientology Movie

Our Father, Who Art in Hendon (after Ian Dury) by Momtaza Mehri / BBC Radio London

Isy Suttie, Stephen Mangan, Adrian Scarborough, David Nicholls and Jesse Armstrong on Sue Townsend

Countrywoman by Katrina Naomi / BBC Radio Cornwall

The 'micro artist' who carves on pin heads and razor blades

Do Not Say We Have Nothing by Madeleine Thien