What do you do if you have a novel to write? Go to Twitter, and tweet about the work you're not doing, of course. Artist Cory Arcangel's new book is a compilation of those who couldn't resist tweeting the words "working on my novel".
The performance artist's latest blockbuster work empties Hyde Park's Serpentine Gallery, and makes visitors the subjects of the piece - but its radical anti-materialism feels flat.
The first major exhibition of Hannah Höch is being held at the Whitechapel Gallery.
No, taking a photo of your brunch isn't a "revolutionary" act. Taking a selfie isn't one, either. We've been doing them both for centuries.
A fascinating and funny dissection of the relationship between art and commerce.
Charlotte Simmonds visits the Wellcome's new show, whose artists have all been diagnosed with cognitive and developmental illnesses.
Curator Carolyn Christov-Bakargiev tops the list.
International art and design fair opens tomorrow
Frieze London opens for its tenth edition