The punk movement has been dissected and revisited countless times, but art is usually missing from the retrospectives. Panic Attack, the Barbican's exhibition on art in the punk years, reflects on the fact that much of the art produced on the '60s and '70s wasn't as commodified as previous generations' artwork and is therefore much more sifficult to chronicle. Featuring work by renowned artists such as Raymond Pettibon, Nan Goldin and Robert Mapplethorpe the show runs until the 9th ...