About the Authors

Sabiha K. Barot

Affiliations Program in Neurobiology & Behavior, University of Washington, Seattle, Washington, United States of America, Department of Psychology, University of Washington, Seattle, Washington, United States of America

Ain Chung

Affiliation Department of Psychology, University of Washington, Seattle, Washington, United States of America

Jeansok J. Kim

Affiliations Program in Neurobiology & Behavior, University of Washington, Seattle, Washington, United States of America, Department of Psychology, University of Washington, Seattle, Washington, United States of America

Ilene L. Bernstein

ileneb@u.washington.edu

Affiliations Program in Neurobiology & Behavior, University of Washington, Seattle, Washington, United States of America, Department of Psychology, University of Washington, Seattle, Washington, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SKB AC JJK ILB. Performed the experiments: SKB AC. Analyzed the data: SKB AC. Contributed reagents/materials/analysis tools: JJK ILB. Wrote the paper: SKB AC JJK ILB.