Oxford University, University of Oxford - Department of Experimental Psychology, University of Oxford - Department of Experimental Psychology, NHS Foundation Trust - Sussex Partnership, University of Oxford - Department of Experimental Psychology, King’s College London - Department of Psychology, Karolinska Institutet - Centre for Psychiatry Research, University of Oxford - Department of Experimental Psychology, Mount Sinai Health System - Icahn School of Medicine, University of Oxford - Department of Experimental Psychology, University of Oxford - Health Economics Research Centre, University of Oxford - Nuffield Department of Primary Care Health Sciences, Linkoping University - Department of Behavioural Sciences and Learning and University of Oxford - Oxford Centre for Anxiety Disorders and Trauma