About the Authors

Bard Ermentrout

bard@pitt.edu

Affiliations Department of Mathematics, University of Pittsburgh, Pittsburgh, Pennsylvannia, United States of America, Department of Neurobiology, University of Pittsburgh, Pittsburgh, Pennsylvannia, United States of America

Daniel J. Simons

Affiliation Department of Neurobiology, University of Pittsburgh, Pittsburgh, Pennsylvannia, United States of America

Peter W. Land

† Deceased.

Affiliation Department of Neurobiology, University of Pittsburgh, Pittsburgh, Pennsylvannia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: BE DJS. Performed the experiments: PWL. Analyzed the data: BE DJS PWL. Wrote the paper: BE DJS.