About the Authors

Rick Dale

To whom correspondence should be addressed. E-mail: radale@memphis.edu

Affiliation Department of Psychology, University of Memphis, Memphis, Tennessee, United States of America

Jennifer Roche

Affiliation Department of Psychology, University of Memphis, Memphis, Tennessee, United States of America

Kristy Snyder

Affiliation Department of Psychology, University of Memphis, Memphis, Tennessee, United States of America

Ryan McCall

Affiliation Department of Psychology, University of Memphis, Memphis, Tennessee, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RD. Performed the experiments: JR KS. Analyzed the data: RD JR RM. Wrote the paper: RD JR KS. Other: Programmed the experimental and interface software: RM RD.