About the Authors

Brian E. Russ

Affiliation Department of Psychology, Harvard University, Cambridge, Massachusetts, United States of America

Yale E. Cohen


Affiliation Department of Otorhinolaryngology: Head and Neck Surgery, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: BER YEC. Performed the experiments: BER. Analyzed the data: BER. Contributed reagents/materials/analysis tools: BER YEC. Wrote the paper: BER YEC.