About the Authors

Yu L. L. Luo

Affiliation Key Laboratory of Behavioral Science, Institute of Psychology, Chinese Academy of Sciences, Beijing, China

Huajian Cai

caihj@psych.ac.cn

Affiliation Key Laboratory of Behavioral Science, Institute of Psychology, Chinese Academy of Sciences, Beijing, China

Hairong Song

Affiliation Department of Psychology, University of Oklahoma, Norman, Oklahoma, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HC YL. Performed the experiments: YL. Analyzed the data: YL. Contributed reagents/materials/analysis tools: HC HS. Wrote the paper: HC YL HS.