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: 2
Steven Norris
Spirochetes
Lyme disease
syphilis
bacterial pathogenesis
genomics
Metrics
H-Index
i10 Index
Citation
66
148
25,523

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* Rankings
Ranking Based On Selection: 11
Deep Pujara
Neurology
Electrophysiology
Mechanical assist devices
Lung and heart transplantation
Gastric
Metrics
H-Index
i10 Index
Citation
25
36
2,402
Rankings
Ranking Based On Selection: 1
Susan Landry
Metrics
H-Index
i10 Index
Citation Counts
75
164
19,722
Rankings
Ranking Based On Selection: 2
Steven Norris
Metrics
H-Index
i10 Index
Citation Counts
66
148
25,523
Spirochetes
Lyme disease
syphilis
bacterial pathogenesis
genomics
Rankings
Ranking Based On Selection: 3
Jeffrey K Actor
Metrics
H-Index
i10 Index
Citation Counts
49
118
7,851
Immunology
Vaccine Design
Tuberculosis
Lactoferrin
Rankings
Ranking Based On Selection: 5
Joshua Samuels
Metrics
H-Index
i10 Index
Citation Counts
45
79
21,066
Pediatric Hypertension
Tuberous Sclerosis Angiomyolipomas
Rankings
Ranking Based On Selection: 7
Roy Riascos Castaneda
Metrics
H-Index
i10 Index
Citation Counts
34
78
4,373
Neuroimaging
microgravity
MR
Innovation in healthcare
Rankings
Ranking Based On Selection: 8
Roger M Arce
Metrics
H-Index
i10 Index
Citation Counts
30
39
2,883
Rankings
Ranking Based On Selection: 9
Gena D Tribble
Metrics
H-Index
i10 Index
Citation Counts
30
41
3,388
Rankings
Ranking Based On Selection: 10
Evan Pivalizza
Metrics
H-Index
i10 Index
Citation Counts
27
53
2,541
Trauma
transplant anesthesia
blood coagulation and transfusion

Maximize your institution's potential with our 360° Institutional Analysis Subscription and Institutional Exclusive Package, offering comprehensive insights and strategic advantages.

Rankings
Ranking Based On Selection: 11
Deep Pujara
Metrics
H-Index
i10 Index
Citation Counts
25
36
2,402
Neurology
Electrophysiology
Mechanical assist devices
Lung and heart transplantation
Gastric
Rankings
Ranking Based On Selection: 12
Lei Zheng
Metrics
H-Index
i10 Index
Citation Counts
17
21
2,649
Membrane protein
Protein structure
Ca2+ homeostasis
Rankings
Ranking Based On Selection: 14
Olivia Fitch
Metrics
H-Index
i10 Index
Citation Counts
2
2
326
Rankings
Ranking Based On Selection: 15
Saeid Pournejati
Metrics
H-Index
i10 Index
Citation Counts
2
2
69
Rankings
Ranking Based On Selection: 16
Gabrielle Orbaek White
Metrics
H-Index
i10 Index
Citation Counts
2
2
35
Rankings
Ranking Based On Selection: 17
Casey Gay
Metrics
H-Index
i10 Index
Citation Counts
1
1
73
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