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
Hank Jenkins Smith
public policy
policy theory
political science
risk analysis
public opinion
Metrics
H-Index
i10 Index
Citation
56
137
22,976
Carol L Silva
public policy
risk
risk perception
benefit cost analysis
environmental
Metrics
H-Index
i10 Index
Citation
35
66
4,682
Scott Fritzen
corruption
development
decentralization
public policy analysis
public management
Metrics
H-Index
i10 Index
Citation
22
28
2,256
Kuhika Gupta
Public Policy
Energy Policy
Comparative Public Policy
Metrics
H-Index
i10 Index
Citation
16
22
1,323
Samuel Workman
Public Policy
Regulation
Bureaucracy
Agenda Setting
Research Methods
Metrics
H-Index
i10 Index
Citation
15
16
1,560
Kenneth Kickham
Public administration
research methods
interdisciplinary studies
Metrics
H-Index
i10 Index
Citation
11
11
366
Rankings
Ranking Based On Selection: 1
Hank Jenkins Smith
Metrics
H-Index
i10 Index
Citation Counts
56
137
22,976
public policy
policy theory
political science
risk analysis
public opinion
Rankings
Ranking Based On Selection: 2
Carol L Silva
Metrics
H-Index
i10 Index
Citation Counts
35
66
4,682
public policy
risk
risk perception
benefit cost analysis
environmental
Rankings
Ranking Based On Selection: 3
Joseph T Ripberger
Metrics
H-Index
i10 Index
Citation Counts
25
46
2,546
Rankings
Ranking Based On Selection: 4
Scott Fritzen
Metrics
H-Index
i10 Index
Citation Counts
22
28
2,256
corruption
development
decentralization
public policy analysis
public management
Rankings
Ranking Based On Selection: 5
Kuhika Gupta
Metrics
H-Index
i10 Index
Citation Counts
16
22
1,323
Public Policy
Energy Policy
Comparative Public Policy
Rankings
Ranking Based On Selection: 6
Samuel Workman
Metrics
H-Index
i10 Index
Citation Counts
15
16
1,560
Public Policy
Regulation
Bureaucracy
Agenda Setting
Research Methods
Rankings
Ranking Based On Selection: 7
Kenneth Kickham
Metrics
H-Index
i10 Index
Citation Counts
11
11
366
Public administration
research methods
interdisciplinary studies