About the Authors

Sara H. Thomas

Affiliation School of Civil and Environmental Engineering, Georgia Institute of Technology, Atlanta, Georgia, United States of America

Ryan D. Wagner

Affiliation School of Biology, Georgia Institute of Technology, Atlanta, Georgia, United States of America

Adrian K. Arakaki

Affiliation School of Biology, Georgia Institute of Technology, Atlanta, Georgia, United States of America

Jeffrey Skolnick

Affiliation School of Biology, Georgia Institute of Technology, Atlanta, Georgia, United States of America

John R. Kirby

Affiliation Department of Microbiology, University of Iowa, Iowa City, Iowa, United States of America

Lawrence J. Shimkets

Affiliation Department of Microbiology, University of Georgia, Athens, Georgia, United States of America

Robert A. Sanford

Affiliation Department of Geology, University of Illinois, Urbana, Illinois, United States of America

Frank E. Löffler

frank.loeffler@ce.gatech.edu

Affiliations School of Civil and Environmental Engineering, Georgia Institute of Technology, Atlanta, Georgia, United States of America, School of Biology, Georgia Institute of Technology, Atlanta, Georgia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ST FL RW AA. Performed the experiments: ST RW AA. Analyzed the data: ST FL RW. Contributed reagents/materials/analysis tools: LS JS JK RS AA. Wrote the paper: ST FL RW.