Sigmund Freud spent the final year of his life at 20 Maresfield Gardens, London, surrounded by all his possessions, in exile from the Nazis. The long-term home and workspace he left behind in Berggasse 19, Vienna is a seemingly empty space, devoid of the great psychoanalyst's objects and artefacts. Now museums, both of these spaces resonate powerfully. Since 1989, the Freud Museum London has held over 70 exhibitions by a distinctive range of artists...