About the Authors

Jean-Claude Dreher

dreher@isc.cnrs.fr (JD); grafmanj@ninds.nih.gov (JG)

Current address: Cognitive Neuroscience Center, ‘Reward and decision making’ team, CNRS UMR 5229, Lyon, France

Affiliation Cognitive Neuroscience Section, National Institute of Neurological Disorder and Stroke, National Institutes of Health, Bethesda, Maryland, United States of America

Etienne Koechlin

Current address: INSERM U742, Paris VI University, Paris, France

Affiliation Cognitive Neuroscience Section, National Institute of Neurological Disorder and Stroke, National Institutes of Health, Bethesda, Maryland, United States of America

Michael Tierney

Affiliation Cognitive Neuroscience Section, National Institute of Neurological Disorder and Stroke, National Institutes of Health, Bethesda, Maryland, United States of America

Jordan Grafman

dreher@isc.cnrs.fr (JD); grafmanj@ninds.nih.gov (JG)

Affiliation Cognitive Neuroscience Section, National Institute of Neurological Disorder and Stroke, National Institutes of Health, Bethesda, Maryland, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JCD EK JG. Performed the experiments: JCD MT. Analyzed the data: JCD. Contributed reagents/materials/analysis tools: JCD. Wrote the paper: JCD JG.