About the Authors

Mario Rojas Q.

mrojas@cvc.uab.es

Affiliation Computer Vision Center, Edifici O, Campus Bellaterra, Universidad Autonoma de Barcelona, Barcelona, Spain

David Masip

Affiliation Departament of Estudis d'Informatica, Multimedia i Telecomunicacio, Universidad Oberta de Catalunya, Barcelona, Spain

Alexander Todorov

Affiliation Department of Psychology, Princeton University, Princeton, New Jersey, United States of America

Jordi Vitria

Affiliation Department de Matematica Aplicada i Analisi, Universitat de Barcelona, Barcelona, Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MRQ DM AT JV. Performed the experiments: MRQ. Analyzed the data: MRQ DM AT JV. Contributed reagents/materials/analysis tools: MRQ. Wrote the paper: MRQ DM AT JV.