About the Authors

Philip E. Bourne

pbourne@ucsd.edu

Affiliation Skaggs School of Pharmacy and Pharmaceutical Science, University of California San Diego, La Jolla, California, United States of America

Virginia Barbour

Affiliation Public Library of Science, Cambridge, United Kingdom

Competing Interests

Virginia Barbour's individual competing interests are at http://www.plosmedicine.org/static/editorsInterests.action.