About the Authors

Russ E. Carpenter

russ1@stanford.edu

Current address: Program in Writing and Rhetoric, Stanford, California, United States of America

Affiliation Biology Department, Stanford University, Stanford, California, United States of America

Karen P. Maruska

Current address: Department of Biological Sciences, Louisiana State University, Baton Rouge, Louisiana, United States of America

Affiliation Biology Department, Stanford University, Stanford, California, United States of America

Lisa Becker

Affiliation Biology Department, Stanford University, Stanford, California, United States of America

Russell D. Fernald

Affiliation Biology Department, Stanford University, Stanford, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RC KM. Performed the experiments: RC KM LB. Analyzed the data: RC KM LB. Contributed reagents/materials/analysis tools: RC KM LB RF. Wrote the paper: RC KM RF.