Bruce Nauman: this giant of 20th century art has a retrospective in Basel before Moma in New York and PS1

Gutai: the excellent exhibition dedicated to the major Japanese movement that you may well never see.

Kupka: the rehabilitation of the inventor of abstraction who wanted to transcribe the sounds of Bach in painting

Palermo: when a Biennial pales in comparison to a sublime city. The anti-mafia mayor offers his perspective.