Dr Lucy Johnstone is a consultant clinical psychologist, author of Users and Abusers of Psychiatry (classic edition, Routledge, 2022), and co-editor of Formulation in Psychology and Psychotherapy: Making sense of people's problems (2nd edition, Routledge, 2013) along with numerous other chapters and articles taking a critical perspective on mental health theory and practice. As one of the lead authors of the Power Threat Meaning Framework, an influential project outlining a conceptual alternative to the diagnostic model of distress, she is also co-author of A Straight Talking Introduction To The Power Threat Meaning Framework (PCCS Books, 2021) with Professor Mary Boyle. She is the former Programme Director of the Bristol Clinical Psychology Doctorate and spent many years working in adult mental health settings. She is now an independent trainer, writer and campaigner.