Louise C. Johns, DPhil, is a consultant clinical psychologist and British Association for Behavioural and Cognitive Psychotherapies (BABCP)-accredited cognitive behavioral therapist. She works in the Oxford Early Intervention in Psychosis Service, overseeing the delivery and evaluation of psychological interventions for clients and their caregivers, including the training and supervision of staff. She is also an honorary senior research fellow in the department of psychiatry at the University of Oxford, and an associate member of the Oxford Cognitive Therapy Centre. She led on the first UK-funded study to evaluate ACT for psychosis in group settings, and is coeditor of the book, Acceptance and Commitment Therapy and Mindfulness for Psychosis.