About the Authors

Norman F. Ruby

ruby@stanford.edu

Affiliation Biology Department, Stanford University, Stanford, California,United States of America

Fabian Fernandez

Affiliation Department of Psychiatry and Behavioral Sciences, Stanford University, Palo Alto, California, United States of America

Alex Garrett

Affiliation Biology Department, Stanford University, Stanford, California,United States of America

Jessy Klima

Affiliation Biology Department, Stanford University, Stanford, California,United States of America

Pei Zhang

Affiliation Biology Department, Stanford University, Stanford, California,United States of America

Robert Sapolsky

Affiliation Biology Department, Stanford University, Stanford, California,United States of America

H. Craig Heller

Affiliation Biology Department, Stanford University, Stanford, California,United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: NFR FF. Performed the experiments: NFR FF AG JK PZ. Analyzed the data: NFR FF. Wrote the paper: NFR FF. Provided laboratory space and equipment: HCH RS.