http://orcid.org/0000-0003-2611-0024
About the Authors
- Frank R. Baumgartner
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Roles Conceptualization, Data curation, Investigation, Project administration, Resources, Supervision, Writing – original draft, Writing – review & editing
* E-mail: frankb@unc.edu
Affiliation Department of Political Science, UNC-Chapel Hill, 313 Hamilton Hall, Chapel Hill, NC, 27599-3265, United States of America
- Janet M. Box-Steffensmeier
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Roles Formal analysis, Investigation, Methodology, Project administration, Supervision, Validation, Writing – original draft, Writing – review & editing
Affiliation Department of Political Science, The Ohio State University, 230 North Oval Mall, Columbus, OH 43210, United States of America
- Benjamin W. Campbell
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Roles Data curation, Formal analysis, Investigation, Methodology, Project administration, Software, Visualization, Writing – original draft, Writing – review & editing
Affiliation Department of Political Science, The Ohio State University, 230 North Oval Mall, Columbus, OH 43210, United States of America
Competing Interests
The authors have declared that no competing interests exist.