About the Authors

Sophie Achard

Affiliation Brain Mapping Unit, Department of Psychiatry, Addenbrooke's Hospital, University of Cambridge, Cambridge, United Kingdom

Ed Bullmore

To whom correspondence should be addressed. E-mail: etb23@cam.ac.uk

Affiliation Brain Mapping Unit, Department of Psychiatry, Addenbrooke's Hospital, University of Cambridge, Cambridge, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

EB conceived and designed the experiments and performed the experiments. SA and EB analyzed the data, contributed reagents/materials/analysis tools, and wrote the paper.