Kate in jumper on chair, 1991Photography by Corinne Day; From May the Circle Remain Unbroken, 2013We owe so much to Corinne Day. In her brief career, cut cruelly short by the brain tumour that killed her, she not only coined a style – becoming what Glenn O’Brien calls “the first punk fashion photographer” – but she helped create an icon in the shape of a teenage Kate Moss, and record a zeitgeist in the shape of 90s grunge culture. Ultimately she walked away from fame back into the arms and security of her friends, leavin...