About the Authors
- Charles D. Brummitt
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* E-mail: brummitt@gmail.com
Affiliations Department of Mathematics, University of California Davis, Davis, California, United States of America, Complexity Sciences Center, University of California Davis, Davis, California, United States of America
- Rajiv Sethi
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Affiliations Department of Economics, Barnard College, Columbia University, New York, New York, United States of America, Santa Fe Institute, Santa Fe, New Mexico, United States of America
- Duncan J. Watts
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Affiliation Microsoft Research, New York, New York, United States of America
Competing Interests
D.J.W. is employed by Microsoft Research. This project began while C.D.B. and R.S. were visitors at Microsoft Research. Microsoft Research provided funding for this study. There are no patents, products in development, or marketed products to declare. This does not alter the authors' adherence to PLOS ONE policies on sharing data and materials.
Author Contributions
Conceived and designed the experiments: CDB RS DJW. Performed the experiments: CDB. Analyzed the data: CDB RS DJW. Contributed to the writing of the manuscript: CDB RS DJW.