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" (870,057 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
Jennifer Clapp
Global Environmental Politics
International Relations
Political Science
Food Security
International Political Economy
Metrics
H-Index
i10 Index
Citation
61
109
15,818
* Rankings
Ranking Based On Selection: 3
Andrew F Cooper
International Relations
Diplomacy
Global Governance
International Political Economy
Canadian foreign policy
Metrics
H-Index
i10 Index
Citation
50
142
10,923
David A Welch
International Relations
International Security
Global Governance
Metrics
H-Index
i10 Index
Citation
28
44
4,372
Alexander Lanoszka
International Security
International Relations
European Security
NATO
War
Metrics
H-Index
i10 Index
Citation
18
25
1,459
Sharat Ibrahimpur
Approximation Algorithms
Combinatorial Optimization
Stochastic Optimization
Caching
Metrics
H-Index
i10 Index
Citation
6
4
78
Nazmul Arifeen
International Relations
Political Science
Security Studies
Terrorism
Metrics
H-Index
i10 Index
Citation
1
0
6
Rankings
Ranking Based On Selection: 1
Jennifer Clapp
Metrics
H-Index
i10 Index
Citation Counts
61
109
15,818
Global Environmental Politics
International Relations
Political Science
Food Security
International Political Economy
Rankings
Ranking Based On Selection: 2
Eric Helleiner
Metrics
H-Index
i10 Index
Citation Counts
59
135
15,335
Rankings
Ranking Based On Selection: 3
Andrew F Cooper
Metrics
H-Index
i10 Index
Citation Counts
50
142
10,923
International Relations
Diplomacy
Global Governance
International Political Economy
Canadian foreign policy
Rankings
Ranking Based On Selection: 4
Daniel Henstra
Metrics
H-Index
i10 Index
Citation Counts
29
47
3,206
Rankings
Ranking Based On Selection: 5
David A Welch
Metrics
H-Index
i10 Index
Citation Counts
28
44
4,372
International Relations
International Security
Global Governance
Rankings
Ranking Based On Selection: 6
Alexander Lanoszka
Metrics
H-Index
i10 Index
Citation Counts
18
25
1,459
International Security
International Relations
European Security
NATO
War
Rankings
Ranking Based On Selection: 7
William Moul
Metrics
H-Index
i10 Index
Citation Counts
10
10
465
Rankings
Ranking Based On Selection: 8
Peter Woolstencroft
Metrics
H-Index
i10 Index
Citation Counts
9
9
179
Rankings
Ranking Based On Selection: 9
Sharat Ibrahimpur
Metrics
H-Index
i10 Index
Citation Counts
6
4
78
Approximation Algorithms
Combinatorial Optimization
Stochastic Optimization
Caching
Rankings
Ranking Based On Selection: 10
Nazmul Arifeen
Metrics
H-Index
i10 Index
Citation Counts
1
0
6
International Relations
Political Science
Security Studies
Terrorism