Across the arts, Black British artists are making their voices heard. To mark the moment, Lenny Henry and Marcus Ryder have guest-edited the Saturday magazine’s culture section
Thousands of women were slain after being accused of witchcraft. Don’t they deserve more than the evil cackling hag stereotype? A powerful new book blows away the satanic baby-eating myths
From Viz to the fourth plinth to David Bowie, the perennially upstart comic’s influence rampages on – and even our own Adrian Searle can’t get off scot-free
After receiving hundreds of thousands of calls, the poet’s project almost broke the New York telephone exchange – leading to an FBI investigation. Will it cause similar chaos in the Instapoet era?
The annual award for aspiring cartoonists offers the chance to be published in the Observer and win a cheque for £1,000, with past winners going on to land film and book deals