About the Authors

Lucie Sawides

lucie@io.cfmac.csic.es

Affiliation Instituto de Óptica, Consejo Superior de Investigaciones Científicas (CSIC), Madrid, Spain

Pablo de Gracia

Affiliation Instituto de Óptica, Consejo Superior de Investigaciones Científicas (CSIC), Madrid, Spain

Carlos Dorronsoro

Affiliation Instituto de Óptica, Consejo Superior de Investigaciones Científicas (CSIC), Madrid, Spain

Michael A. Webster

Affiliation Department of Psychology, University of Nevada, Reno, Nevada, United States of America

Susana Marcos

Affiliation Instituto de Óptica, Consejo Superior de Investigaciones Científicas (CSIC), Madrid, Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: LS SM. Performed the experiments: LS. Analyzed the data: LS. Wrote the paper: LS PdG CD MAW SM. Gave technical support and conceptual advice: CD PdG. Supervised the project: SM MAW.