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: 3
Philip Cook
crime
alcohol control
inequality
violence
gun control
Metrics
H-Index
i10 Index
Citation
84
227
27,692
* Rankings
Ranking Based On Selection: 4
Alexander Pfaff
environment
natural resource
development
policy
Metrics
H-Index
i10 Index
Citation
58
96
19,403
* Rankings
Ranking Based On Selection: 5
Kathyrn Whetten
vulnerable children
HIV/AIDS
Orphans
Orphanages
Residential Care
Metrics
H-Index
i10 Index
Citation
58
113
10,457
* Rankings
Ranking Based On Selection: 7
Marc Jeuland
Water resources economics
climate change
nonmarket valuation
environment and development
energy economics
Metrics
H-Index
i10 Index
Citation
50
108
7,160
* Rankings
Ranking Based On Selection: 8
Sim B Sitkin
trust
leadership
organizational behavior
learning
organizational control
Metrics
H-Index
i10 Index
Citation
49
80
43,908
* Rankings
Ranking Based On Selection: 9
Philip Napoli
media regulation
media policy
media audiences
media industries
Metrics
H-Index
i10 Index
Citation
48
115
10,764

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* Rankings
Ranking Based On Selection: 11
Anna Gassman Pines
poverty
welfare and employment policy
child development
Metrics
H-Index
i10 Index
Citation
31
37
3,026
* Rankings
Ranking Based On Selection: 12
Steven Sexton
Energy Economics
Environmental Economics
Industrial Organization
Applied Econometrics
Metrics
H-Index
i10 Index
Citation
27
37
4,133
Elizabeth J Gifford
Child Maltreatment
Gulf War Illness
intergenerational
Metrics
H-Index
i10 Index
Citation
22
35
1,580
Nathan A Boucher
palliative care
qualitative research
cultural competency
health disparities
healthcare policy
Metrics
H-Index
i10 Index
Citation
18
29
937
Manoj Mohanan
Health Economics
Development Economics
Impact Evaluation
Quality
Incentive Contracts
Metrics
H-Index
i10 Index
Citation
17
25
5,186
Marcos A Rangel
Development Economics
Education and Health Economics
Population Economics
Applied Microeconomics
Metrics
H-Index
i10 Index
Citation
15
18
1,511
Tana Johnson
world politics
international institutions
international organization
international bureaucracies
Metrics
H-Index
i10 Index
Citation
13
14
1,333
Sarah Bermeo
International Relations
International Political Economy
Relations Between Industrialized and Developing Countries
Foreign Aid
Metrics
H-Index
i10 Index
Citation
13
13
1,688
Edward Balleisen
American legal history
American business history
American policy history
regulatory governance
Metrics
H-Index
i10 Index
Citation
12
12
963
David Tolbert
Human Rights
International Criminal Justice
Transitional Justice
Metrics
H-Index
i10 Index
Citation
10
12
464
Pp Krishnapriya
energy economics
environmental economics
development economics
labor economics
Metrics
H-Index
i10 Index
Citation
8
8
554
* Rankings
Ranking Based On Selection: 25
Annemieke Van Den Dool
Public policy
policy process theories
crisis management
China
Metrics
H-Index
i10 Index
Citation
7
5
113
Uriel Galace
Political Economy
Political Institutions
Economic Development
Metrics
H-Index
i10 Index
Citation
2
1
18
Rankings
Ranking Based On Selection: 1
Kelly D Brownell
Metrics
H-Index
i10 Index
Citation Counts
134
324
82,602
Rankings
Ranking Based On Selection: 2
Helen F Ladd
Metrics
H-Index
i10 Index
Citation Counts
87
186
35,592
Rankings
Ranking Based On Selection: 3
Philip Cook
Metrics
H-Index
i10 Index
Citation Counts
84
227
27,692
crime
alcohol control
inequality
violence
gun control
Rankings
Ranking Based On Selection: 4
Alexander Pfaff
Metrics
H-Index
i10 Index
Citation Counts
58
96
19,403
Rankings
Ranking Based On Selection: 5
Kathyrn Whetten
Metrics
H-Index
i10 Index
Citation Counts
58
113
10,457
vulnerable children
HIV/AIDS
Orphans
Orphanages
Residential Care
Rankings
Ranking Based On Selection: 6
Taylor Jr Donald H
Metrics
H-Index
i10 Index
Citation Counts
51
101
11,990
Rankings
Ranking Based On Selection: 7
Marc Jeuland
Metrics
H-Index
i10 Index
Citation Counts
50
108
7,160
Water resources economics
climate change
nonmarket valuation
environment and development
energy economics
Rankings
Ranking Based On Selection: 8
Sim B Sitkin
Metrics
H-Index
i10 Index
Citation Counts
49
80
43,908
trust
leadership
organizational behavior
learning
organizational control
Rankings
Ranking Based On Selection: 9
Philip Napoli
Metrics
H-Index
i10 Index
Citation Counts
48
115
10,764
media regulation
media policy
media audiences
media industries
Rankings
Ranking Based On Selection: 10
Christina Gibson Davis Gibson
Metrics
H-Index
i10 Index
Citation Counts
34
43
4,002

Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast! 

Rankings
Ranking Based On Selection: 11
Anna Gassman Pines
Metrics
H-Index
i10 Index
Citation Counts
31
37
3,026
poverty
welfare and employment policy
child development
Rankings
Ranking Based On Selection: 12
Steven Sexton
Metrics
H-Index
i10 Index
Citation Counts
27
37
4,133
Energy Economics
Environmental Economics
Industrial Organization
Applied Econometrics
Rankings
Ranking Based On Selection: 13
Elizabeth J Gifford
Metrics
H-Index
i10 Index
Citation Counts
22
35
1,580
Child Maltreatment
Gulf War Illness
intergenerational
Rankings
Ranking Based On Selection: 14
Amar Hamoudi
Metrics
H-Index
i10 Index
Citation Counts
21
28
1,927
Rankings
Ranking Based On Selection: 15
M Giovanna Merli
Metrics
H-Index
i10 Index
Citation Counts
21
28
1,261
Rankings
Ranking Based On Selection: 16
Nathan A Boucher
Metrics
H-Index
i10 Index
Citation Counts
18
29
937
palliative care
qualitative research
cultural competency
health disparities
healthcare policy
Rankings
Ranking Based On Selection: 17
Manoj Mohanan
Metrics
H-Index
i10 Index
Citation Counts
17
25
5,186
Health Economics
Development Economics
Impact Evaluation
Quality
Incentive Contracts
Rankings
Ranking Based On Selection: 18
Marcos A Rangel
Metrics
H-Index
i10 Index
Citation Counts
15
18
1,511
Development Economics
Education and Health Economics
Population Economics
Applied Microeconomics
Rankings
Ranking Based On Selection: 19
Tana Johnson
Metrics
H-Index
i10 Index
Citation Counts
13
14
1,333
world politics
international institutions
international organization
international bureaucracies
Rankings
Ranking Based On Selection: 20
Sarah Bermeo
Metrics
H-Index
i10 Index
Citation Counts
13
13
1,688
International Relations
International Political Economy
Relations Between Industrialized and Developing Countries
Foreign Aid
Rankings
Ranking Based On Selection: 21
Matthew Johnson
Metrics
H-Index
i10 Index
Citation Counts
12
12
1,161
Rankings
Ranking Based On Selection: 22
Edward Balleisen
Metrics
H-Index
i10 Index
Citation Counts
12
12
963
American legal history
American business history
American policy history
regulatory governance
Rankings
Ranking Based On Selection: 23
David Tolbert
Metrics
H-Index
i10 Index
Citation Counts
10
12
464
Human Rights
International Criminal Justice
Transitional Justice
Rankings
Ranking Based On Selection: 24
Pp Krishnapriya
Metrics
H-Index
i10 Index
Citation Counts
8
8
554
energy economics
environmental economics
development economics
labor economics
Rankings
Ranking Based On Selection: 25
Annemieke Van Den Dool
Metrics
H-Index
i10 Index
Citation Counts
7
5
113
Public policy
policy process theories
crisis management
China
Rankings
Ranking Based On Selection: 26
Sarah Komisarow
Metrics
H-Index
i10 Index
Citation Counts
5
4
111
Rankings
Ranking Based On Selection: 27
Uriel Galace
Metrics
H-Index
i10 Index
Citation Counts
2
1
18
Political Economy
Political Institutions
Economic Development