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" (870,053 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
Colin Baigent
Clinical trials
Epidemiology
Cardiovascular Disease
Meta-analysis
Metrics
H-Index
i10 Index
Citation
120
255
208,304
* Rankings
Ranking Based On Selection: 7
Moritz Ug Kraemer
Infectious Disease Epidemiology
Genomic Epidemiology
Data Science
Metrics
H-Index
i10 Index
Citation
79
140
39,621
* Rankings
Ranking Based On Selection: 8
Martin Landray
Clinical trials
Epidemiology
Cardiovascular disease
Kidney disease
Big Data
Metrics
H-Index
i10 Index
Citation
71
164
58,405
* Rankings
Ranking Based On Selection: 10
Ben Goldacre
Epidemiology
Clinical Informatics
Evidence Based Medicine
Reproducibility
Metrics
H-Index
i10 Index
Citation
62
189
23,051

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* Rankings
Ranking Based On Selection: 11
Jane Barlow
Early intervention
child mental health
public health
Metrics
H-Index
i10 Index
Citation
62
146
14,727
* Rankings
Ranking Based On Selection: 14
Benjamin J Cairns
Epidemiology
Medical Statistics
Population Health
Public Health
Metrics
H-Index
i10 Index
Citation
43
69
9,468
* Rankings
Ranking Based On Selection: 15
Kin Bong Hubert Lam
Epidemiology
Population Health
Environmental Epidemiology
Respiratory Epidemiology
Metrics
H-Index
i10 Index
Citation
37
66
5,832
Isaac Ghinai
Public health
epidemiology
global health
infectious diseases
Metrics
H-Index
i10 Index
Citation
30
37
7,677
Yuanjie Pang
Cancer Epidemiology
Cardiovascular Epidemiology
Environmental Epidemiology
Metrics
H-Index
i10 Index
Citation
25
52
2,138
Yutong Samuel Cai
Environmental Epidemiology
Lung health
Air pollution
Noise
informal settlement
Metrics
H-Index
i10 Index
Citation
22
29
3,759
Prachi Bhatnagar
Public Health
Inequalities
Social epidemiology
NCD prevention
Metrics
H-Index
i10 Index
Citation
20
23
7,902
James O Donovan
Public Health
Primary Care
Community Health Workers
Digital Health
Participatory Research
Metrics
H-Index
i10 Index
Citation
19
24
1,055
Jenny Lane
epidemiology
hand surgery
trauma and orthopaedic surgery
Metrics
H-Index
i10 Index
Citation
18
26
1,263
Rebecca Ch Brown
Bioethics
Public Health Ethics
Philosophy of Medicine
Social Epistemology
Metrics
H-Index
i10 Index
Citation
16
19
1,138
Daniel TzuHsuan Chen
Public Health
Tobacco Control
Population Health
Primary Care Epidemiology
Metrics
H-Index
i10 Index
Citation
8
7
281
Rankings
Ranking Based On Selection: 2
Colin Baigent
Metrics
H-Index
i10 Index
Citation Counts
120
255
208,304
Clinical trials
Epidemiology
Cardiovascular Disease
Meta-analysis
Rankings
Ranking Based On Selection: 3
Christopher Dye
Metrics
H-Index
i10 Index
Citation Counts
116
267
105,947
Rankings
Ranking Based On Selection: 4
Mike Rayner
Metrics
H-Index
i10 Index
Citation Counts
92
209
49,429
Rankings
Ranking Based On Selection: 5
Julia Hippisley Cox
Metrics
H-Index
i10 Index
Citation Counts
89
187
29,368
Rankings
Ranking Based On Selection: 6
Peter Scarborough
Metrics
H-Index
i10 Index
Citation Counts
82
175
73,003
Rankings
Ranking Based On Selection: 7
Moritz Ug Kraemer
Metrics
H-Index
i10 Index
Citation Counts
79
140
39,621
Infectious Disease Epidemiology
Genomic Epidemiology
Data Science
Rankings
Ranking Based On Selection: 8
Martin Landray
Metrics
H-Index
i10 Index
Citation Counts
71
164
58,405
Clinical trials
Epidemiology
Cardiovascular disease
Kidney disease
Big Data
Rankings
Ranking Based On Selection: 9
Elizabeth Spencer
Metrics
H-Index
i10 Index
Citation Counts
71
117
24,986
Rankings
Ranking Based On Selection: 10
Ben Goldacre
Metrics
H-Index
i10 Index
Citation Counts
62
189
23,051
Epidemiology
Clinical Informatics
Evidence Based Medicine
Reproducibility

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
Jane Barlow
Metrics
H-Index
i10 Index
Citation Counts
62
146
14,727
Rankings
Ranking Based On Selection: 13
Katherine E Battle *
Metrics
H-Index
i10 Index
Citation Counts
43
62
35,115
Rankings
Ranking Based On Selection: 14
Benjamin J Cairns
Metrics
H-Index
i10 Index
Citation Counts
43
69
9,468
Epidemiology
Medical Statistics
Population Health
Public Health
Rankings
Ranking Based On Selection: 15
Kin Bong Hubert Lam
Metrics
H-Index
i10 Index
Citation Counts
37
66
5,832
Epidemiology
Population Health
Environmental Epidemiology
Respiratory Epidemiology
Rankings
Ranking Based On Selection: 16
Rema Ramakrishnan
Metrics
H-Index
i10 Index
Citation Counts
35
55
5,270
Rankings
Ranking Based On Selection: 17
Thomas J Peto
Metrics
H-Index
i10 Index
Citation Counts
32
51
3,965
Rankings
Ranking Based On Selection: 18
Clare Wotton
Metrics
H-Index
i10 Index
Citation Counts
31
42
3,321
Rankings
Ranking Based On Selection: 19
Isaac Ghinai
Metrics
H-Index
i10 Index
Citation Counts
30
37
7,677
Public health
epidemiology
global health
infectious diseases
Rankings
Ranking Based On Selection: 20
José M Ordóñez Mena
Metrics
H-Index
i10 Index
Citation Counts
30
51
5,771
Rankings
Ranking Based On Selection: 21
Edward Burn
Metrics
H-Index
i10 Index
Citation Counts
29
51
2,652
Rankings
Ranking Based On Selection: 22
Elaine Shuo Feng
Metrics
H-Index
i10 Index
Citation Counts
29
39
17,519
Rankings
Ranking Based On Selection: 23
Valirie Ndip Agbor
Metrics
H-Index
i10 Index
Citation Counts
28
47
2,665
Epidemiology
Hypertension
Cardiovascular risk
heart failure
Rankings
Ranking Based On Selection: 24
Yuanjie Pang
Metrics
H-Index
i10 Index
Citation Counts
25
52
2,138
Cancer Epidemiology
Cardiovascular Epidemiology
Environmental Epidemiology
Rankings
Ranking Based On Selection: 25
Albert Prats Uribe
Metrics
H-Index
i10 Index
Citation Counts
24
41
2,182
Rankings
Ranking Based On Selection: 26
Sarah Floud
Metrics
H-Index
i10 Index
Citation Counts
23
32
2,610
Rankings
Ranking Based On Selection: 27
Penny Hancock
Metrics
H-Index
i10 Index
Citation Counts
23
31
1,800
Rankings
Ranking Based On Selection: 29
Yutong Samuel Cai
Metrics
H-Index
i10 Index
Citation Counts
22
29
3,759
Environmental Epidemiology
Lung health
Air pollution
Noise
informal settlement
Rankings
Ranking Based On Selection: 30
Prachi Bhatnagar
Metrics
H-Index
i10 Index
Citation Counts
20
23
7,902
Public Health
Inequalities
Social epidemiology
NCD prevention
Rankings
Ranking Based On Selection: 31
James O Donovan
Metrics
H-Index
i10 Index
Citation Counts
19
24
1,055
Public Health
Primary Care
Community Health Workers
Digital Health
Participatory Research
Rankings
Ranking Based On Selection: 32
Jenny Lane
Metrics
H-Index
i10 Index
Citation Counts
18
26
1,263
Rankings
Ranking Based On Selection: 33
Jeremy Ratcliff
Metrics
H-Index
i10 Index
Citation Counts
16
17
2,745
Rankings
Ranking Based On Selection: 34
Samuel Hawley
Metrics
H-Index
i10 Index
Citation Counts
16
24
1,088
Rankings
Ranking Based On Selection: 35
Rebecca Ch Brown
Metrics
H-Index
i10 Index
Citation Counts
16
19
1,138
Bioethics
Public Health Ethics
Philosophy of Medicine
Social Epistemology
Rankings
Ranking Based On Selection: 36
Thomas Crellen
Metrics
H-Index
i10 Index
Citation Counts
15
18
1,211
Rankings
Ranking Based On Selection: 37
Mark Pritchard
Metrics
H-Index
i10 Index
Citation Counts
15
21
2,857
Rankings
Ranking Based On Selection: 38
Tienyu Owen Yang
Metrics
H-Index
i10 Index
Citation Counts
15
20
816
Rankings
Ranking Based On Selection: 39
Sean Bartlett
Metrics
H-Index
i10 Index
Citation Counts
9
9
616
Rankings
Ranking Based On Selection: 40
Daniel TzuHsuan Chen
Metrics
H-Index
i10 Index
Citation Counts
8
7
281
Public Health
Tobacco Control
Population Health
Primary Care Epidemiology
Rankings
Ranking Based On Selection: 41
Isabella De Vere Hunt
Metrics
H-Index
i10 Index
Citation Counts
8
7
236