About the Authors

J. David Creswell

creswell@cmu.edu

Affiliation Department of Psychology, Carnegie Mellon University, Pittsburgh, Pennsylvania, United States of America

Janine M. Dutcher

Affiliation Department of Psychology, University of California Los Angeles, Los Angeles, California, United States of America

William M. P. Klein

Affiliation Division of Cancer Control and Population Sciences, NCI, Bethesda, Maryland, United States of America

Peter R. Harris

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

John M. Levine

Affiliation Department of Psychology, University of Pittsburgh, Pittsburgh, Pennsylvania, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JDC JMD WMPK PRH JML. Performed the experiments: JMD. Analyzed the data: JDC JMD. Contributed reagents/materials/analysis tools: JDC. Wrote the paper: JDC JMD WMPK PRH JML.