Anne Buist AO is a professor of psychiatry specialising in perinatal mental health. Since 2015 she has also been a fiction writer, including five psychological thrillers, four with a forensic psychiatrist protagonist who has bipolar disorder, and five books cowritten with husband Graeme Simsion, two feel-good find yourself in midlife books set on long walks (which they did, clocking up over 6000km) and three in the Menzies mental health series.