Introduction: Turner with an iPhone -- A Yorkshire paradise -- Drawing -- The trap of naturalism -- The problems of depiction -- A bigger and bigger picture -- Scale: a bigger studio -- Seeing more clearly -- Drawing on a telephone and in a computer -- Painting with memory -- Photography and drawing -- Caravaggio's camera -- Way out west: space exploration -- Cleaning Claude -- Movies and moving through the landscape -- Music and movement -- Van Gogh and the power of drawing -- Drawing on an iPad -- The power of images -- Theatre -- Lighting -- Nine screens on Woldgate -- David Hockney's life and work.