About the Authors

Elsa Addessi

elsa.addessi@istc.cnr.it

Affiliation Unit of Cognitive Primatology and Primate Center, Institute of Cognitive Sciences and Technologies, Consiglio Nazionale delle Ricerche (CNR), Rome, Italy

Alessandra Mancini

Affiliations Unit of Cognitive Primatology and Primate Center, Institute of Cognitive Sciences and Technologies, Consiglio Nazionale delle Ricerche (CNR), Rome, Italy, University “La Sapienza”, Rome, Italy

Lara Crescimbene

Affiliations Unit of Cognitive Primatology and Primate Center, Institute of Cognitive Sciences and Technologies, Consiglio Nazionale delle Ricerche (CNR), Rome, Italy, University “La Sapienza”, Rome, Italy

Camillo Padoa-Schioppa

Affiliations Department of Neurobiology, Harvard Medical School, Boston, Massachusetts, United States of America, Washington University School of Medicine, St Louis, Missouri, United States of America

Elisabetta Visalberghi

Affiliation Unit of Cognitive Primatology and Primate Center, Institute of Cognitive Sciences and Technologies, Consiglio Nazionale delle Ricerche (CNR), Rome, Italy

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: EV EA AM LC. Performed the experiments: EA AM LC. Analyzed the data: EA AM LC CP. Wrote the paper: EV EA AM LC CP.