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" (873,690 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: 5
Novel N Chegou
Tuberculosis
Immunological Biomarkers
diagnostics
POC test development
diagnostic test evaluation
Metrics
H-Index
i10 Index
Citation
42
73
5,937
* Rankings
Ranking Based On Selection: 6
Juliet Rc Pulliam
infectious disease dynamics
epidemiology
outbreak analytics
Metrics
H-Index
i10 Index
Citation
35
49
8,826
* Rankings
Ranking Based On Selection: 10
Stephanus Malherbe
Infectious Disease
Clinical Trials
Tuberculosis
Diagnostics
Medical Image analysis
Metrics
H-Index
i10 Index
Citation
28
44
2,729

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* Rankings
Ranking Based On Selection: 11
Sven Parsons
Veterinary science
infectious disease
vaccination
adrenal steroid physiology
Metrics
H-Index
i10 Index
Citation
28
54
2,509
Rankings
Ranking Based On Selection: 1
Robin M Warren
Metrics
H-Index
i10 Index
Citation Counts
100
364
34,767
Rankings
Ranking Based On Selection: 2
Gerhard Walzl
Metrics
H-Index
i10 Index
Citation Counts
79
234
21,538
Rankings
Ranking Based On Selection: 3
Andreas Henri Diacon
Metrics
H-Index
i10 Index
Citation Counts
69
173
18,658
Rankings
Ranking Based On Selection: 4
Mark Cotton
Metrics
H-Index
i10 Index
Citation Counts
69
293
21,433
Rankings
Ranking Based On Selection: 5
Novel N Chegou
Metrics
H-Index
i10 Index
Citation Counts
42
73
5,937
Tuberculosis
Immunological Biomarkers
diagnostics
POC test development
diagnostic test evaluation
Rankings
Ranking Based On Selection: 6
Juliet Rc Pulliam
Metrics
H-Index
i10 Index
Citation Counts
35
49
8,826
infectious disease dynamics
epidemiology
outbreak analytics
Rankings
Ranking Based On Selection: 7
Nelita Du Plessis
Metrics
H-Index
i10 Index
Citation Counts
32
48
4,832
Tuberculosis
immunology
genetics
porphyria
helminths
Rankings
Ranking Based On Selection: 8
Marlo Moller
Metrics
H-Index
i10 Index
Citation Counts
30
58
3,761
Rankings
Ranking Based On Selection: 9
Peter Nyasulumed Mace
Metrics
H-Index
i10 Index
Citation Counts
29
67
37,919
Epidemiology
Public Health
Infectious Diseases
EHealth
Rankings
Ranking Based On Selection: 10
Stephanus Malherbe
Metrics
H-Index
i10 Index
Citation Counts
28
44
2,729
Infectious Disease
Clinical Trials
Tuberculosis
Diagnostics
Medical Image analysis

Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast! 

Rankings
Ranking Based On Selection: 11
Sven Parsons
Metrics
H-Index
i10 Index
Citation Counts
28
54
2,509
Veterinary science
infectious disease
vaccination
adrenal steroid physiology
Rankings
Ranking Based On Selection: 12
Jantjie Taljaard
Metrics
H-Index
i10 Index
Citation Counts
26
63
3,734
Rankings
Ranking Based On Selection: 13
Anzaan Dippenaar
Metrics
H-Index
i10 Index
Citation Counts
21
37
1,776
Rankings
Ranking Based On Selection: 14
Graeme Jacobs
Metrics
H-Index
i10 Index
Citation Counts
17
23
773
Rankings
Ranking Based On Selection: 15
Katherine A. De Villiers
Metrics
H-Index
i10 Index
Citation Counts
15
16
1,233
Rankings
Ranking Based On Selection: 16
Isabelle Dewandel
Metrics
H-Index
i10 Index
Citation Counts
1
0
1