About the Authors

Chen Yu

chenyu@indiana.edu

Affiliation Department of Psychological and Brain Sciences, Cognitive Science Program, Indiana University Bloomington, Bloomington, Indiana, United States of America

Linda B. Smith

Affiliation Department of Psychological and Brain Sciences, Cognitive Science Program, Indiana University Bloomington, Bloomington, Indiana, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

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