About the Authors
Department of Psychological Sciences, University of Missouri, Columbia, Missouri, United States of America
Interdisciplinary Neuroscience Program, University of Missouri, Columbia, Missouri, United States of America
Department of Psychology, Carnegie Mellon University, Pittsburgh, Pennsylvania, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: DCG. Performed the experiments: MKH LN DHB. Analyzed the data: DCG DHB. Wrote the paper: DCG MKH LN.