About the Authors

Johan Grasman

johan.grasman@wur.nl.

Affiliation Biometris, Wageningen University and Research Centre, Wageningen, The Netherlands

Raoul P. P. P. Grasman

Affiliation Department of Psychology, University of Amsterdam, Amsterdam, The Netherlands

Han L. J. van der Maas

Affiliation Department of Psychology, University of Amsterdam, Amsterdam, The Netherlands

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Analyzed the data: JG RPPPG HLJvdM. Wrote the paper: JG.