After ten years as a lawyer, Ruth Field published three coaching self-help books, including Run Fat Bitch Run, which was the bestselling title in Ireland for twenty-four consecutive weeks and a top-ten Sunday Times bestseller. She ran a much-loved Agony Aunt Grit Doctor column in the Irish Times for five years and her work has appeared in numerous publications and magazines, including the Times, the Telegraph, the Daily Mail, the Irish Times, Irish Tatler, Grazia, and Red. She is a motivational speaker and coach.