Belle Gibson was a publicist’s dream: a ‘wellness guru’ and young mother with a wholesome blonde beauty, a wide white smile, and just enough tattoos to look modern. She had already encountered appalling adversity for one barely into her twenties: in 2009, she revealed, doctors had diagnosed her with malignant brain cancer and told her bluntly: ‘You’re dying. You have six weeks. Four months tops.’ Sickened by two months of chemotherapy and radiotherapy, Gibson said, she had abandoned conventional treatment in favour of a range of holistic treatments, including Ayurvedic medicine and oxygen therapies. She embarked, too, on a gluten-free, refined sugar-free diet which she detailed on her 2013 Instagram