World

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 rankings in world, region, country, and university are in Beta version and are subject to real-time updates, since the subject field “Others” (1,121,299 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded. These rankings will dynamically evolve in real time as the “Others” profiles are revised and classified. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

Country

* Total H Index Rankings

Rankings

3,627

World Rank

1,633

Country Rank

University

Ranking Based On Selection:

J Bruce German

University of California Davis Davis, United States

Natural Sciences / Molecular Biology & Genetics
lipid metabolism | lactation genomics | personalizing healt

H-Index Metrics

H-Index

129
i10 Index

435
Citation Counts

60,422

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* Total H Index Rankings

Rankings

4,916

World Rank

2,243

Country Rank

University

Ranking Based On Selection:

Jonathan A Eisen

University of California Davis Davis, United States

Natural Sciences / Molecular Biology & Genetics
Phylogenomics | Microbial Diversity | Evolution | Symbiosis | Host-Microbe Interaction

H-Index Metrics

H-Index

119
i10 Index

371
Citation Counts

99,864

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* Total H Index Rankings

Rankings

7,637

World Rank

3,465

Country Rank

University

Ranking Based On Selection:

Frank Sharp

University of California Davis Davis, United States

Natural Sciences / Molecular Biology & Genetics
Stroke | Genomics | Alzheimer's | Biomarker

H-Index Metrics

H-Index

107
i10 Index

366
Citation Counts

45,311

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* Total H Index Rankings

Rankings

8,211

World Rank

3,726

Country Rank

University

Ranking Based On Selection:

John Crowe

University of California Davis Davis, United States

Natural Sciences / Molecular Biology & Genetics

H-Index Metrics

H-Index

105
i10 Index

253
Citation Counts

40,672

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* Total H Index Rankings

Rankings

9,810

World Rank

4,405

Country Rank

University

Ranking Based On Selection:

Paul Gepts

University of California Davis Davis, United States

Natural Sciences / Molecular Biology & Genetics
Plant genetics | genetic resources | domestication | plant breeding | grain legume

H-Index Metrics

H-Index

100
i10 Index

251
Citation Counts

36,536

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* Total H Index Rankings

Rankings

9,866

World Rank

4,430

Country Rank

University

Ranking Based On Selection:

Peter Havel

University of California Davis Davis, United States

Natural Sciences / Molecular Biology & Genetics
Diabetes | Obesity | Metabolic Diseases | Animal Models | Bariatric Surger

H-Index Metrics

H-Index

100
i10 Index

270
Citation Counts

39,343

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* Total H Index Rankings

Rankings

16,187

World Rank

7,119

Country Rank

University

Ranking Based On Selection:

John D Mcpherson

University of California Davis Davis, United States

Natural Sciences / Molecular Biology & Genetics
Genomics | Cancer | Precision Medicine | Cancer Model

H-Index Metrics

H-Index

87
i10 Index

171
Citation Counts

96,662

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* Total H Index Rankings

Rankings

16,256

World Rank

7,144

Country Rank

University

Ranking Based On Selection:

Harris Lewin

University of California Davis Davis, United States

Natural Sciences / Molecular Biology & Genetics
Genome Evolution | Animal Genetic

H-Index Metrics

H-Index

87
i10 Index

221
Citation Counts

30,347

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* Total H Index Rankings

Rankings

16,300

World Rank

7,163

Country Rank

University

Ranking Based On Selection:

Richard Michelmore

University of California Davis Davis, United States

Natural Sciences / Molecular Biology & Genetics
Plant genetics | Plant genomics | Genetics | Plant pathology | Plant biolog

H-Index Metrics

H-Index

87
i10 Index

232
Citation Counts

38,298

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* Total H Index Rankings

Rankings

23,677

World Rank

10,114

Country Rank

111

University

Ranking Based On Selection:

Christopher J Murphy

University of California Davis Davis, United States

Natural Sciences / Molecular Biology & Genetics
Cell andMolecular Biology | Vision Science | Ophthalmology | Biomedical Engineering | Physiological Optic

H-Index Metrics

H-Index

78
i10 Index

335
Citation Counts

26,242

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* Total H Index Rankings

Rankings

25,813

World Rank

10,937

Country Rank

119

University

Ranking Based On Selection:

Jan Dvorak

University of California Davis Davis, United States

Natural Sciences / Molecular Biology & Genetics
Genome evolution | crop domestication | evolutionary theory | wheat genetics and genomics | comparative genomics of grasse