About the Authors

Garth Coombs III

Affiliations The Department of Psychiatry, Massachusetts General Hospital, Boston, Massachusetts, United States of America, The MGH/HST/MIT Athinoula A. Martinos Center for Biomedical Imaging, Charlestown, Massachusetts, United States of America, Center for Brain Science, Department of Psychology, Harvard University, Cambridge, Massachusetts, United States of America

Marco L. Loggia

Affiliations The Department of Psychiatry, Massachusetts General Hospital, Boston, Massachusetts, United States of America, The MGH/HST/MIT Athinoula A. Martinos Center for Biomedical Imaging, Charlestown, Massachusetts, United States of America, Harvard Medical School, Boston, Massachusetts, United States of America

Douglas N. Greve

Affiliations The MGH/HST/MIT Athinoula A. Martinos Center for Biomedical Imaging, Charlestown, Massachusetts, United States of America, Harvard Medical School, Boston, Massachusetts, United States of America, The Department of Radiology, Massachusetts General Hospital, Boston, Massachusetts, United States of America

Daphne J. Holt

dholt@partners.org

Affiliations The Department of Psychiatry, Massachusetts General Hospital, Boston, Massachusetts, United States of America, The MGH/HST/MIT Athinoula A. Martinos Center for Biomedical Imaging, Charlestown, Massachusetts, United States of America, Harvard Medical School, Boston, Massachusetts, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DH GC. Performed the experiments: GC. Analyzed the data: GC ML DG. Contributed reagents/materials/analysis tools: GC ML DG. Wrote the paper: DH GC.