About the Authors

Caroline S. Wagner

wagner.911@osu.edu

Affiliation Milton & Roslyn Wolf Chair in International Affairs, John Glenn School of Public Affairs, and Director, Battelle Center for Science & Technology Policy, The Ohio State University, Columbus, Ohio, United States of America

Han Woo Park

Affiliation Department of Media & Communication, YeungNam University, Dae-dong, Gyeongsan-si, Gyeongsangbuk-do, South Korea

Loet Leydesdorff

Affiliation Amsterdam School of Communications Research, University of Amsterdam, Amsterdam, The Netherlands

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CW LL. Performed the experiments: CW LL HP. Analyzed the data: CW LL. Contributed reagents/materials/analysis tools: CW LL HP. Wrote the paper: CW LL.