About the Authors
- Sungmin Lee
-
Affiliation IceLab, Department of Physics, Umeå University, Umeå, Sweden
- Luis E. C. Rocha
-
Affiliation IceLab, Department of Physics, Umeå University, Umeå, Sweden
- Fredrik Liljeros
-
Affiliation Department of Sociology, Stockholm University, Stockholm, Sweden
- Petter Holme
-
* E-mail: petter.holme@physics.umu.se
Affiliations IceLab, Department of Physics, Umeå University, Umeå, Sweden, Department of Sociology, Stockholm University, Stockholm, Sweden, Department of Energy Science, Sungkyunkwan University, Suwon, Korea
Competing Interests
Petter Holme is an academic editor of PLoS ONE. This does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials.
Author Contributions
Conceived and designed the experiments: PH. Performed the experiments: SL LECR. Analyzed the data: SL LECR. Wrote the paper: PH FL.