About the Authors

Xiong Jiang

xj9@georgetown.edu

Affiliation Department of Neuroscience, Georgetown University Medical Center, Washington, DC, 20007, United States of America

Yang Jiang

Affiliation Department of Behavioral Science, University of Kentucky College of Medicine, Lexington, KY, 40506, United States of America

Raja Parasuraman

† Deceased.

Affiliation Department of Psychology, George Mason University, Fairfax, VA, 22030, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: XJ YJ RP. Performed the experiments: XJ. Analyzed the data: XJ. Contributed reagents/materials/analysis tools: XJ. Wrote the paper: XJ YJ RP.