Tim is a clinical psychologist and Programme Lead for the Cognition, Emotion and Mental Health Programme. He is also director of the Cambridge Centre for Affective Disorders (C2:AD). Tim's research interests include transdiagnostic approaches to understanding and ameliorating mood, anxiety and stress-related disorders across the lifespan, and evaluation and refinement of existing evidence-based psychological interventions and preventions for mental health problems.

Tim discusses the abnormalities in emotional regulation that underly depression and PTSD, of which a better understanding could form the basis of much-needed new treatments.