About the Authors
Monell Chemical Senses Center, Philadelphia, Pennsylvania, United States of America
Swarthmore College, Swarthmore, Pennsylvania, United States of America
Section of Psychology, Dept. Clinical Neuroscience, Karolinska Institute, Stockholm, Sweden
Department of Psychology, University of Pennsylvania, Pennsylvania, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: SM ARG JNL. Performed the experiments: SM ARG. Analyzed the data: SM JNL. Wrote the paper: SM ARG MJO JNL.