Harald Szeemann

A survey at Pirelli HangarBicocca, Milan, views the artist’s oeuvre through the prism of the form he returned to constantly throughout his life

By Jane Ure-Smith

Six-years in the making, the comprehensive ‘Museum of Obsessions’ tracks the life and work of the prolific and enormously ambitious curator 

By Sam Thorne

The 48th Venice Biennale, various venues, Venice, Italy

By Andrew Gellatly and Jörg Heiser