About the Authors

Ricardo Cáceda

Affiliation Department of Psychiatry and Behavioral Sciences, Emory University School of Medicine, Atlanta, Georgia, United States of America

G. Andrew James

Affiliation Brain Imaging Research Center, Psychiatric Research Institute, University of Arkansas for Medical Sciences, Little Rock, Arkansas, United States of America

Timothy D. Ely

Affiliation Department of Psychiatry and Behavioral Sciences, Emory University School of Medicine, Atlanta, Georgia, United States of America

John Snarey

Affiliation Candler School of Theology, Emory University, Atlanta, Georgia, United States of America

Clinton D. Kilts

CDKilts@uams.edu

Affiliation Brain Imaging Research Center, Psychiatric Research Institute, University of Arkansas for Medical Sciences, Little Rock, Arkansas, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JS CDK. Performed the experiments: TDE. Analyzed the data: RC GAJ TDE JS. Contributed reagents/materials/analysis tools: CDK. Wrote the paper: RC GAJ JS CDK.