About the Authors

Romulus Breban

Contributed equally to this work with: Romulus Breban, Raffaele Vardavas

Affiliation The Semel Institute of Neuroscience and Human Behavior, David Geffen School of Medicine at University of California Los Angeles, Los Angeles, California, United States of America

Raffaele Vardavas

Contributed equally to this work with: Romulus Breban, Raffaele Vardavas

Affiliation The Semel Institute of Neuroscience and Human Behavior, David Geffen School of Medicine at University of California Los Angeles, Los Angeles, California, United States of America

Sally Blower

To whom correspondence should be addressed. E-mail: sblower@mednet.ucla.edu

Affiliation The Semel Institute of Neuroscience and Human Behavior, David Geffen School of Medicine at University of California Los Angeles, Los Angeles, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Wrote the paper: SB RB RV. Other: Performed computer simulations: RB RV.