About the Authors

Robert Ward
School of Psychology, Bangor University, Bangor, United Kingdom

Corresponding Author


Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RK RW. Performed the experiments: RK AL RW. Analyzed the data: RK RW. Wrote the paper: RK RW. Materials collection: RK AL RW.