1 Department of Psychiatry, University of Cambridge, Cambridge, UK; Wolfson College, University of Cambridge, Cambridge, UK; Cambridgeshire & Peterborough NHS Foundation Trust, Cambridge, UK. Electronic address: bi212@medschl.cam.ac.uk.
2 Judge Business School, University of Cambridge, Cambridge, UK.
3 Graduate School of Business, Stanford University, Stanford, CA, USA.
4 Department of Psychiatry, University of Cambridge, Cambridge, UK; Wolfson College, University of Cambridge, Cambridge, UK; Cambridgeshire & Peterborough NHS Foundation Trust, Cambridge, UK.