Top 100 Scientists

World Top 100 Scientists 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (873,864 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection :1
Paul Diehl
international relations
war
peacekeeping
international law
conflict management
Metrics
H-Index
i10 Index
Citation
60
144
16,325
Patrick Brandt
political methodology
time series
event counts
Bayesian
(Photo: chapel in Palos de la Frontera where Columbus prayed)
Metrics
H-Index
i10 Index
Citation
24
39
3,184
Orlando J Pérez
Comparative Politics
Latin American Politics
Political Behavior
Civil-Military Relations
Metrics
H-Index
i10 Index
Citation
15
20
1,204
Karl Ho
comparative politics
Taiwan election
Hong Kong elections
Social Data Analytics
east asia politics
Metrics
H-Index
i10 Index
Citation
9
8
461
Erick Skorupa Parolin
Machine Learning
Deep Learning
Natural Language Processing
Political Science
Metrics
H-Index
i10 Index
Citation
7
5
117
Sivaram Cheruvu
Comparative institutions
Judicial Politics
European Union politics
Quantitative methods
Metrics
H-Index
i10 Index
Citation
6
5
98
Rankings
Ranking Based On Selection: 1
Paul Diehl
Metrics
H-Index
i10 Index
Citation Counts
60
144
16,325
international relations
war
peacekeeping
international law
conflict management
Rankings
Ranking Based On Selection: 2
Thomas Brunell
Metrics
H-Index
i10 Index
Citation Counts
28
44
4,641
Rankings
Ranking Based On Selection: 3
Anthony Champagne
Metrics
H-Index
i10 Index
Citation Counts
26
39
1,967
Rankings
Ranking Based On Selection: 4
Patrick Brandt
Metrics
H-Index
i10 Index
Citation Counts
24
39
3,184
political methodology
time series
event counts
Bayesian
(Photo: chapel in Palos de la Frontera where Columbus prayed)
Rankings
Ranking Based On Selection: 5
Linda Camp Keith
Metrics
H-Index
i10 Index
Citation Counts
19
25
3,503
Rankings
Ranking Based On Selection: 6
Orlando J Pérez
Metrics
H-Index
i10 Index
Citation Counts
15
20
1,204
Comparative Politics
Latin American Politics
Political Behavior
Civil-Military Relations
Rankings
Ranking Based On Selection: 7
Karl Ho
Metrics
H-Index
i10 Index
Citation Counts
9
8
461
comparative politics
Taiwan election
Hong Kong elections
Social Data Analytics
east asia politics
Rankings
Ranking Based On Selection: 8
Erick Skorupa Parolin
Metrics
H-Index
i10 Index
Citation Counts
7
5
117
Machine Learning
Deep Learning
Natural Language Processing
Political Science
Rankings
Ranking Based On Selection: 9
Thomas R Gray
Metrics
H-Index
i10 Index
Citation Counts
6
5
171
Rankings
Ranking Based On Selection: 10
Sivaram Cheruvu
Metrics
H-Index
i10 Index
Citation Counts
6
5
98
Comparative institutions
Judicial Politics
European Union politics
Quantitative methods
Rankings
Ranking Based On Selection: 12
Curtis Bram
Metrics
H-Index
i10 Index
Citation Counts
2
0
16