World

Top 100 Scientists

World Top 100 Scientists 2026

The Top 100 scientists are ranked based on total H-index scores at the global, regional, national, and institutional levels. Rankings cover 10 regions, 13 main fields, and 221 subfields. Subject-field rankings (world, region, country, and university levels) are currently in Beta and updated in near real-time.

Note: Researchers classified as “others” (1,123,399 profiles whose fields are undetermined or not yet edited) are excluded from subject and regional rankings. These rankings will dynamically evolve as the “others” profiles are reviewed and properly categorized.

Recognizing excellence across 10 regions, 13 fields, and 221 subfields — Explore the Top 100 today.

Country

* Total H Index Rankings

Rankings

3,502

World Rank

1,565

Country Rank

University

Ranking Based On Selection:

William E Kraus

Duke University Durham, United States

Engineering & Technology / Biomedical Engineering
Biomedical researc

H-Index Metrics

H-Index

131
i10 Index

488
Citation Counts

77,290

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* Total H Index Rankings

Rankings

6,174

World Rank

2,780

Country Rank

University

Ranking Based On Selection:

Jennifer West

Duke University Durham, United States

Engineering & Technology / Biomedical Engineering
Biomaterials | Tissue Engineering | Nanotechnology | Drug Deliver

H-Index Metrics

H-Index

114
i10 Index

229
Citation Counts

61,754

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* Total H Index Rankings

Rankings

6,604

World Rank

2,988

Country Rank

University

Ranking Based On Selection:

Joseph A Izatt

Duke University Durham, United States

Engineering & Technology / Biomedical Engineering
Biomedical imaging | optics | biomedical optics | biophotonics | optical coherence tomograph

H-Index Metrics

H-Index

112
i10 Index

333
Citation Counts

52,731

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* Total H Index Rankings

Rankings

7,647

World Rank

3,454

Country Rank

University

Ranking Based On Selection:

Tuan Vo Dinh

Duke University Durham, United States

Engineering & Technology / Biomedical Engineering
Nanobiotechnology | photonics | spectroscopy | plasmonics | theranostic

H-Index Metrics

H-Index

108
i10 Index

496
Citation Counts

44,241

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* Total H Index Rankings

Rankings

14,132

World Rank

6,228

Country Rank

102

University

Ranking Based On Selection:

Warren M Grill

Duke University Durham, United States

Engineering & Technology / Biomedical Engineering
neural engineering | neuroengineering | neuromodulation | biomedical engineering | deep brain stimulatio

H-Index Metrics

H-Index

91
i10 Index

316
Citation Counts

31,810

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* Total H Index Rankings

Rankings

21,820

World Rank

9,342

Country Rank

147

University

Ranking Based On Selection:

G Allan Johnson

Duke University Durham, United States

Engineering & Technology / Biomedical Engineering
small animal imaging | magnetic resonance microscopy | MR histolog

H-Index Metrics

H-Index

81
i10 Index

345
Citation Counts

25,738

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* Total H Index Rankings

Rankings

22,527

World Rank

9,603

Country Rank

153

University

Ranking Based On Selection:

Ravi V Bellamkonda

Duke University Durham, United States

Engineering & Technology / Biomedical Engineering
Technologies for Brain Tumor Therapy | Biomaterials | Immunoengineering tissue repair | Neura

H-Index Metrics

H-Index

80
i10 Index

152
Citation Counts

20,855

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* Total H Index Rankings

Rankings

26,850

World Rank

11,313

Country Rank

185

University

Ranking Based On Selection:

Gregg E Trahey

Duke University Durham, United States

Engineering & Technology / Biomedical Engineering
Ultrasonic Imagin

H-Index Metrics

H-Index

76
i10 Index

221
Citation Counts

21,855

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* Total H Index Rankings

Rankings

29,885

World Rank

12,482

Country Rank

209

University

Ranking Based On Selection:

Sina Farsiu

Duke University Durham, United States

Engineering & Technology / Biomedical Engineering
Medical Image Processing | Vision Science | Diaper Changing | Super_Resolutio

H-Index Metrics

H-Index

73
i10 Index

196
Citation Counts

23,046

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* Total H Index Rankings

Rankings

37,048

World Rank

15,098

Country Rank

235

University

Ranking Based On Selection:

Charles Gersbach

Duke University Durham, United States

Engineering & Technology / Biomedical Engineering

H-Index Metrics

H-Index

68
i10 Index

129
Citation Counts

28,946

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* Total H Index Rankings

Rankings

41,638

World Rank

16,713

Country Rank

258

University

Ranking Based On Selection:

Kathryn R Nightingale

Duke University Durham, United States

Engineering & Technology / Biomedical Engineering
Ultrasound | Elasticity | ARFI | Acoustic Radiation Forc

H-Index Metrics

H-Index

66
i10 Index

127
Citation Counts

18,031

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* Total H Index Rankings

Rankings

42,050

World Rank

16,885

Country Rank

261

University

Ranking Based On Selection:

George Truskey

Duke University Durham, United States

Engineering & Technology / Biomedical Engineering
Cell adhesion | biotransport processes | vascular bioengineering | tissue engineering | cell-biomaterial interaction