The idealistic German artist channelled her considerable political energies into art both before and after the First World War

The ease of making screenprints after the Second World War stirred the imaginations of artists as varied as Lucio Fontana and Althea McNish

The Royal Academy of Arts offers viewers the chance to compare the three Renaissance rivals and contemporaries

The Thracians were rarely regional top dogs but, as a show at the Getty Villa proves, their artistry was unparallelled