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" (910,673 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 D Boehm
Environmental chemistry
natural resource damage assessment
environmental forensics
ecological risk
Metrics
H-Index
i10 Index
Citation
49
113
7,707
Josue F Martinez Hardigree
Surfaces & Interfaces
Microfabrication
Organic Semiconductors
Metrics
H-Index
i10 Index
Citation
14
17
1,118
William G Hardin
Defense
Surface Science
Prototyping
Strategy
Tactics
Metrics
H-Index
i10 Index
Citation
10
10
3,454
Brian D Drollette
Environmental Forensics
Environmental Chemistry
Metrics
H-Index
i10 Index
Citation
8
8
840
Rankings
Ranking Based On Selection: 1
Paul D Boehm
Metrics
H-Index
i10 Index
Citation Counts
49
113
7,707
Environmental chemistry
natural resource damage assessment
environmental forensics
ecological risk
Rankings
Ranking Based On Selection: 2
Josue F Martinez Hardigree
Metrics
H-Index
i10 Index
Citation Counts
14
17
1,118
Surfaces & Interfaces
Microfabrication
Organic Semiconductors
Rankings
Ranking Based On Selection: 3
William G Hardin
Metrics
H-Index
i10 Index
Citation Counts
10
10
3,454
Defense
Surface Science
Prototyping
Strategy
Tactics
Rankings
Ranking Based On Selection: 4
Brian D Drollette
Metrics
H-Index
i10 Index
Citation Counts
8
8
840
Environmental Forensics
Environmental Chemistry
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