About the Authors

Feng Fu

fufeng@gmail.com

Affiliation Theoretical Biology Group, Institute of Integrative Biology, ETH Zurich, Zurich, Switzerland

Martin A. Nowak

Affiliation Program for Evolutionary Dynamics, Department of Organismic and Evolutionary Biology, Department of Mathematics, Harvard University, Cambridge, Massachusetts, United States of America

Sebastian Bonhoeffer

Affiliation Theoretical Biology Group, Institute of Integrative Biology, ETH Zurich, Zurich, Switzerland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: FF MAN SB. Performed the experiments: FF MAN SB. Analyzed the data: FF MAN SB. Contributed reagents/materials/analysis tools: FF MAN SB. Wrote the paper: FF MAN SB.