About the Authors

Manfred G. Kitzbichler

Affiliation Behavioural & Clinical Neurosciences Institute, Departments of Experimental Psychology and Psychiatry, University of Cambridge, Cambridge, United Kingdom

Marie L. Smith

Affiliation MRC Cognition and Brain Sciences Unit, Cambridge, United Kingdom

Søren R. Christensen

Affiliation Clinical Unit Cambridge, GlaxoSmithKline, Addenbrooke's Hospital, Cambridge, United Kingdom

Ed Bullmore

etb23@cam.ac.uk

Affiliations Behavioural & Clinical Neurosciences Institute, Departments of Experimental Psychology and Psychiatry, University of Cambridge, Cambridge, United Kingdom, Clinical Unit Cambridge, GlaxoSmithKline, Addenbrooke's Hospital, Cambridge, United Kingdom

Competing Interests

EB is employed half-time by the University of Cambridge and half-time by GlaxoSmithKline.

Author Contributions

Conceived and designed the experiments: SRC EB. Performed the experiments: MLS SRC. Analyzed the data: MGK MLS EB. Contributed reagents/materials/analysis tools: MGK EB. Wrote the paper: MGK MLS SRC EB.