About the Authors

Paul J. Zak

To whom correspondence should be addressed. E-mail: paul.zak@cgu.edu

Affiliations Center for Neuroeconomics Studies and Department of Economics, Claremont Graduate University, Claremont, California, United States of America, Department of Neurology, Loma Linda University Medical Center, Loma Linda, California, United States of America

Angela A. Stanton

Affiliation Argyros School of Business & Economics, Chapman University, Orange, California, United States of America

Sheila Ahmadi

Affiliation Division of Endocrinology, Geffen School of Medicine, University of California Los Angeles, Los Angeles, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PZ. Performed the experiments: PZ AS SA. Analyzed the data: PZ AS. Contributed reagents/materials/analysis tools: PZ. Wrote the paper: PZ AS SA.