About the Authors

Yaoran Li

Affiliation Department of Educational, School, and Counseling Psychology, University of Missouri, Columbia, Missouri, United States of America

David C. Geary

GearyD@missouri.edu

Affiliations 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

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DCG. Performed the experiments: DCG. Analyzed the data: YL DCG. Wrote the paper: DCG YL.