About the Authors

Jonas Rose

Affiliation Department of Psychology, University of Otago, Dunedin, New Zealand

Michael Colombo

To whom correspondence should be addressed. E-mail: colombo@psy.otago.ac.nz

Affiliation Department of Psychology, University of Otago, Dunedin, New Zealand

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

MC conceived and designed the experiments. JR performed the experiments. MC and JR analyzed the data and wrote the paper.