Hauser & Wirth, ‘Dieter Roth. Björn Roth’, New York NY (solo) MOMA Museum of Modern Art, ‘Wait, Later This Will All Be Nothing: Dieter Roth Editions’, New York NY (solo) Camden Arts Center, ‘Dieter ...

Read our pick of the best New York art exhibitions to see in March, from Sandy Williams IV at Palo Gallery to ‘The Gates’ returning to Central Park. Kunsthaus Zürich is Switzerland’s largest ...

In 1997, the late German-born Swiss artist Dieter Roth installed a bar as part of his first exhibition ... And then the boundary between what is and isn’t art becomes unclear. Can I touch this or not?