About the Authors

Gregory Francis

gfrancis@purdue.edu

Affiliation Department of Psychological Sciences, Purdue University, West Lafayette, Indiana, United States of America and Brain Mind Institute, École Polytechnique Fédérale de Lausanne, Lausanne, Switzerland

Jay Tanzman

Affiliation Tanzman Statistical Consulting, Los Angeles, California, United States of America

William J. Matthews

Affiliation Department of Psychology, University of Cambridge, Cambridge, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Analyzed the data: GF JT WJM. Contributed reagents/materials/analysis tools: GF JT WJM. Wrote the paper: GF JT WJM.