About the Authors

Marco Mainardi

Affiliation Laboratory of Neurobiology, Scuola Normale Superiore, Pisa, Italy

Silvia Landi

Affiliation Laboratory of Neurobiology, Scuola Normale Superiore, Pisa, Italy

Nicoletta Berardi

Affiliations Department of Psychology, University of Florence, Florence, Italy, Institute of Neuroscience, CNR, Pisa, Italy

Lamberto Maffei

Affiliations Laboratory of Neurobiology, Scuola Normale Superiore, Pisa, Italy, Institute of Neuroscience, CNR, Pisa, Italy

Tommaso Pizzorusso

tommaso@in.cnr.it

Affiliations Department of Psychology, University of Florence, Florence, Italy, Institute of Neuroscience, CNR, Pisa, Italy

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MM NB LM TP. Performed the experiments: MM SL. Analyzed the data: MM TP. Wrote the paper: MM TP.