About the Authors

Andres Gomez-Lievano

agomez26@asu.edu

Affiliation School of Human Evolution and Social Change, Arizona State University, Tempe, Arizona, United States of America

HyeJin Youn

Affiliation Santa Fe Institute, Santa Fe, New Mexico, United States of America

Luís M. A. Bettencourt

Affiliation Santa Fe Institute, Santa Fe, New Mexico, United States of America

Competing Interests

The authors acknowledge partial support for this research from The Boeing Company. This does not alter their adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: AGL LMB. Analyzed the data: AGL. Contributed reagents/materials/analysis tools: AGL HY LMB. Wrote the paper: AGL LMB.