Extraordinary outsiders: the makers who don't know they're artists

They may not communicate in conventional ways, but the art in a provocative new exhibition made by people with neurological impairments gives a rare glimpse into their secret worldsSharif is wearing his Al Murray mask today (some days it’s Barack Obama, other days the Queen). He is busy cutting out an intricate floorplan of a hotel to stick into Continent City, a new map he’s making in his sketchbook. Continue reading...