About the Authors

Tom Stafford

t.stafford@shef.ac.uk

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

Martin Thirkettle

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

Tom Walton

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

Nicolas Vautrelle

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

Len Hetherington

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

Michael Port

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

Kevin Gurney

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

Pete Redgrave

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

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: TS PR KG MT TW NV. Performed the experiments: MT TS TW LH. Analyzed the data: TW MT TS. Contributed reagents/materials/analysis tools: MP. Wrote the paper: TS TW.