2026 Jeffrey A. Karp: Political Science Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Political Science	38	582	531	85	79	86	7796

Research.com Recognitions

2023 - Research.com Political Science in United Kingdom Leader Award
2013 - Fellow of the Indian National Academy of Engineering (INAE)

Overview

Jeffrey A. Karp is affiliated with Brunel University London in the United Kingdom. Their research spans multiple disciplines within the social sciences and psychology, with primary focuses on social psychology, artificial intelligence, law, political science and international relations, as well as sociology and political science.

Their recent publications include work on political communication and electoral participation. Notable papers are:

Are Political Attacks a Laughing Matter? Three Experiments on Political Humor and the Effectiveness of Negative Campaigning, 2021, published in Political Research Quarterly
Public Support for Voter ID Laws in the UK: How Citizens Weigh Electoral Integrity and Voter Access, 2025, published in Political Studies

Karp has collaborated frequently with co-authors such as Iris Verhulsdonk and Alessandro Nai. Their publications have appeared mainly in the journals Political Research Quarterly and Political Studies.

Their main fields of study include:

Social Sciences
Psychology

Subfields of study relevant to their research are:

Social Psychology
Artificial Intelligence
Law
Political Science and International Relations
Sociology and Political Science

The scientific topics addressed in their work cover:

Humor Studies and Applications
Communication in Education and Healthcare
Hate Speech and Cyberbullying Detection
Judicial and Constitutional Studies
Electoral Systems and Political Participation
Law, Rights, and Freedoms

In 2013, Jeffrey A. Karp was recognized as a Fellow of the Indian National Academy of Engineering (INAE).

Best Publications

Minority Representation, Empowerment, and Participation

Susan A. Banducci;Todd Donovan;Jeffrey A. Karp

629
Citations
Social Desirability and Response Validity: A Comparative Analysis of Overreporting Voter Turnout in Five Countries

Jeffrey A. Karp;David Brockington

580
Citations
POLITICIANS, SCANDALS, AND TRUST IN GOVERNMENT

Shaun Bowler;Jeffrey A. Karp

556
Citations
Political Efficacy and Participation in Twenty-Seven Democracies: How Electoral Systems Shape Political Behaviour

Jeffrey A Karp;Susan A Banducci

513
Citations
To Know it is to Love it?: Satisfaction with Democracy in the European Union

Jeffrey A. Karp;Susan A. Banducci;Shaun Bowler

389
Citations
Enraged or Engaged? Preferences for Direct Citizen Participation in Affluent Democracies

Shaun Bowler;Todd Donovan;Jeffrey A. Karp

340
Citations
How Elections Change the Way Citizens View the Political System: Campaigns, Media Effects and Electoral Outcomes in Comparative Perspective

Susan A. Banducci;Jeffrey A. Karp

295
Citations
Ballot Photographs as Cues in Low-Information Elections

Susan A. Banducci;Jeffrey A. Karp;Michael Thrasher;Colin Rallings

283
Citations
When politics is not just a man's game: Women's representation and political engagement

Jeffrey A. Karp;Susan A. Banducci

281
Citations
GOING POSTAL: How All-Mail Elections Influence Turnout

Jeffrey A. Karp;Susan A. Banducci

271
Citations
Popular Support for Direct Democracy

Todd Donovan;Jeffrey A. Karp

269
Citations
Why Politicians Like Electoral Institutions: Self‐Interest, Values, or Ideology?

Shaun Bowler;Todd Donovan;Jeffrey A. Karp

249
Citations
Getting Out the Vote: Party Mobilization in a Comparative Perspective

Jeffrey A. Karp;Susan A. Banducci;Shaun Bowler

239
Citations
Strategic Voting, party activity, and candidate effects: Testing explanations for split voting in New Zealand's new mixed system.

Jeffrey A. Karp;Jack Vowles;Susan A. Banducci;Todd Donovan

235
Citations
Party Mobilization and Political Participation in New and Old Democracies

Jeffrey A. Karp;Susan A. Banducci

206
Citations
Proportional representation and attitudes about politics: results from New Zealand

Susan A. Banducci;Todd Donovan;Jeffrey A. Karp

181
Citations
EXPLAINING PUBLIC SUPPORT FOR LEGISLATIVE TERM LIMITS

Jeffrey A. Karp

155
Citations
Voters and coalition governments

Sara B. Hobolt;Jeffrey A. Karp

154
Citations
The euro, economic interests and multi‐level governance: Examining support for the common currency

Susan A. Banducci;Jeffrey A. Karp;Peter H. Loedel

136
Citations
ABSENTEE VOTING, MOBILIZATION, AND PARTICIPATION

Jeffrey A. Karp;Susan A. Banducci

132
Citations
Broadening and deepening or broadening versus deepening: The question of enlargement and Europe's 'hesitant Europeans'

Jeffrey A. Karp;Shaun Bowler

124
Citations
Economic interests and public support for the euro

Susan A. Banducci;Jeffrey A. Karp;Peter H. Loedel

113
Citations

Frequent Co-Authors

Susan Banducci University of Exeter

Shaun Bowler University of California, Riverside

Todd Donovan Western Washington University

Pippa Norris Harvard University

Sara B. Hobolt London School of Economics and Political Science

Caroline J. Tolbert University of Iowa

Hermann Schmitt University of Mannheim

Thomas M. Holbrook University of Wisconsin–Milwaukee

Evan Heit National Science Foundation

External Links

Personal website of Jeffrey A. Karp

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