About the Authors

Christian Agrillo

christian.agrillo@unipd.it

Affiliation Department of General Psychology, University of Padova, Padova, Italy

Laura Piffer

Affiliation Department of General Psychology, University of Padova, Padova, Italy

Angelo Bisazza

Affiliation Department of General Psychology, University of Padova, Padova, Italy

Brian Butterworth

Affiliation Institute of Cognitive Neuroscience, University College of London, London, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CA AB. Performed the experiments: CA LP. Analyzed the data: LP BB. Wrote the paper: CA AB BB.