Collecting guide: Per Kirkeby

Family affair: the Collection of Jacqueline Matisse Monnier Jackie Matisse inherited paintings and drawings by her famous grandfather Henri but also collected works by her gilded circle of friends, which included some of the 20th century’s greatest artists	‘Painting should be sexy’: the art of Günther Förg By embracing materials for their own sake, the German artist Günther Förg broke thrilling new ground for abstraction
Collecting Guide: Arte Povera A primer on the provocative Italian movement of the 1960s which declared that art could be made from anything — including horses	‘People spat on our works’: how the German Expressionists crossed boundaries to confront a society in need of salvation How two groups of artists, Die Brücke and Der Blaue Reiter, agitated the viewing public ‘to the very depth of its soul’