About the Authors

Sadie J. Ryan

sjryan@esf.edu

Affiliations Department of Environmental and Forest Biology, State University of New York College of Environmental Science and Forestry, Syracuse, New York, United States of America, Center for Global Health and Translational Science, Department of Immunology and Microbiology, State University of New York Upstate Medical University, Syracuse, New York, United States of America, Department of Agriculture, Engineering, and Science, School of Life Sciences, University of KwaZulu-Natal, Pietermaritzburg, South Africa

James H. Jones

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

Andrew P. Dobson

Affiliations Department of Ecology and Evolutionary Biology, Princeton University, Princeton, New Jersey, United States of America, Santa Fe Institute, Santa Fe, New Mexico, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SJR APD. Performed the experiments: SJR APD. Analyzed the data: SJR APD. Contributed reagents/materials/analysis tools: SJR APD JHJ. Wrote the paper: SJR APD.