About the Authors

C. Jessica E. Metcalf

cmetcalf@princeton.edu

Affiliations Department of Ecology and Evolutionary Biology, Princeton University, Princeton, New Jersey, United States of America, Princeton School of Public and International Affairs, Princeton University, New Jersey, United States of America

Bryan T. Grenfell

Affiliations Department of Ecology and Evolutionary Biology, Princeton University, Princeton, New Jersey, United States of America, Princeton School of Public and International Affairs, Princeton University, New Jersey, United States of America

Andrea L. Graham

Affiliation Department of Ecology and Evolutionary Biology, Princeton University, Princeton, New Jersey, United States of America

Competing Interests

The authors have declared that no competing interests exist.