John Byrne’s volume offers a critical introduction to a compelling subject—but useful art is still not art, writes Robert Hewison

The correspondence between John and Yves Berger is both moving and enlightening

The magazine and digital platform, founded in 2009, often led critical art debates on race, sex, class and gender, but will now close if a new owner is not found

Five new films delve into Fisher's last lecture series, where he began tracing a beguiling escape route out of capitalism