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: 7
Liam Donaldson
Public health
Healthcare Quality
Patient Safety
Global Health Health
Policy
Metrics
H-Index
i10 Index
Citation
78
232
30,738
* Rankings
Ranking Based On Selection: 8
Kaye Wellings
Sexual health
medical sociology
women's health
reproductive health
public health
Metrics
H-Index
i10 Index
Citation
75
218
23,943

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* Rankings
Ranking Based On Selection: 19
Karen Devries
child protection
violence prevention
ethics
safeguarding
social epidemiology
Metrics
H-Index
i10 Index
Citation
50
103
43,700
* Rankings
Ranking Based On Selection: 23
Ifedayo Adetifa
Epidemiology
Infectious Diseases
Health Security
Vaccines
Global Health
Metrics
H-Index
i10 Index
Citation
47
104
12,039
* Rankings
Ranking Based On Selection: 27
Marko Kerac
Public health
Maternal Newborn & Child Health
Nutrition
Malnutrition
Disability
Metrics
H-Index
i10 Index
Citation
42
91
5,963
* Rankings
Ranking Based On Selection: 28
Kathryn Oliver
Evidence-based decision-making
Public health
Public policy
social network analysis
health policy
Metrics
H-Index
i10 Index
Citation
39
54
7,273
* Rankings
Ranking Based On Selection: 31
Natasha Howard
global health
infectious disease control
health systems in conflict
Asia
Metrics
H-Index
i10 Index
Citation
37
77
3,826
* Rankings
Ranking Based On Selection: 32
Cicely Marston
sexual health
reproductive health
community participation
ethics
methodology
Metrics
H-Index
i10 Index
Citation
36
64
5,972
* Rankings
Ranking Based On Selection: 35
Sam Abbott
Infectious Disease Dynamics
Statistical Modelling
Forecasting
Nowcasting
Surveillance
Metrics
H-Index
i10 Index
Citation
33
48
12,779
* Rankings
Ranking Based On Selection: 47
Ruwan Ratnayake
communicable+noncommunicable disease control
outbreak investigation and surveillance
operational research
multilevel models
Metrics
H-Index
i10 Index
Citation
28
48
2,979
* Rankings
Ranking Based On Selection: 48
Antonis A Kousoulis
Public Health
Mental Health
Real World Evidence
Epidemiology
Medical Humanities
Metrics
H-Index
i10 Index
Citation
27
62
3,438
* Rankings
Ranking Based On Selection: 49
Kath M O Reilly
epidemiology
poliovirus
wastewater based epidemiology
mathematical epidemiology
health data scie
Metrics
H-Index
i10 Index
Citation
27
36
2,281
* Rankings
Ranking Based On Selection: 50
Elizabeth Fearon
epidemiology
infectious diseases
sexual health
HIV
social network analysis
Metrics
H-Index
i10 Index
Citation
26
38
1,888
* Rankings
Ranking Based On Selection: 52
Adrianna Murphy
health systems
non-communicable diseases
low income
crisis-affected settings
access to medicines
Metrics
H-Index
i10 Index
Citation
26
42
4,128
* Rankings
Ranking Based On Selection: 57
Kate Walker
statistics
epidemiology
public health
genetics. breast cancer
bowel cancer
Metrics
H-Index
i10 Index
Citation
23
37
2,009
* Rankings
Ranking Based On Selection: 60
AY Baidjoe
Infectiouse Disease Epidemiology and Microbiology
Vector-borne Diseases
Respiratory viruses
Public health
Metrics
H-Index
i10 Index
Citation
19
25
1,503
* Rankings
Ranking Based On Selection: 64
Anna Ramond
blood donor health
iron metabolism
cardiovascular disease
air pollution
epidemiology
Metrics
H-Index
i10 Index
Citation
15
17
4,516
* Rankings
Ranking Based On Selection: 67
Kerry Ann Brown
public health nutrition
sustainable dietary guidelines
nutrition risk analysis
food policy
Metrics
H-Index
i10 Index
Citation
15
22
1,281
* Rankings
Ranking Based On Selection: 68
Alys McAlpine
Public Health
Gender Based Violence
Migration
Human Trafficking
Computational Social Science
Metrics
H-Index
i10 Index
Citation
14
14
1,665
* Rankings
Ranking Based On Selection: 69
Elizabeth McGill
social determinants of health
evaluation
complexity theory
systems science
alcohol
Metrics
H-Index
i10 Index
Citation
14
16
1,440
* Rankings
Ranking Based On Selection: 71
Eneyi Kpokiri
Public health
Social Innovation in Health
health policies
medicines use optimisation
Metrics
H-Index
i10 Index
Citation
12
15
532
Eleanor M Rees
Epidemiology
Infectious disease dynamics
Mathematical modelling
Leptospirosis
Climate sensitive diseases
Metrics
H-Index
i10 Index
Citation
9
9
917
Jazmyn T Moore
Neglected Tropical Diseases
Parasitology
Entomology
Health Equity
Modelling
Metrics
H-Index
i10 Index
Citation
8
8
1,235
Rankings
Ranking Based On Selection: 1
Martin McKee
Metrics
H-Index
i10 Index
Citation Counts
190
1,430
283,618
Rankings
Ranking Based On Selection: 2
Liam Smeeth
Metrics
H-Index
i10 Index
Citation Counts
141
621
187,013
Rankings
Ranking Based On Selection: 4
Ben Armstrong
Metrics
H-Index
i10 Index
Citation Counts
118
269
48,762
Rankings
Ranking Based On Selection: 5
Michel Coleman
Metrics
H-Index
i10 Index
Citation Counts
105
278
50,341
Rankings
Ranking Based On Selection: 7
Liam Donaldson
Metrics
H-Index
i10 Index
Citation Counts
78
232
30,738
Public health
Healthcare Quality
Patient Safety
Global Health Health
Policy
Rankings
Ranking Based On Selection: 8
Kaye Wellings
Metrics
H-Index
i10 Index
Citation Counts
75
218
23,943
Sexual health
medical sociology
women's health
reproductive health
public health
Rankings
Ranking Based On Selection: 10
Christopher JM Whitty
Metrics
H-Index
i10 Index
Citation Counts
70
166
16,877

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
Dorothea Nitsch
Metrics
H-Index
i10 Index
Citation Counts
62
188
19,269
Rankings
Ranking Based On Selection: 13
Claudia Allemani
Metrics
H-Index
i10 Index
Citation Counts
57
99
22,682
Rankings
Ranking Based On Selection: 15
Phil Edwards
Metrics
H-Index
i10 Index
Citation Counts
54
117
30,413
Rankings
Ranking Based On Selection: 16
Richard Coker
Metrics
H-Index
i10 Index
Citation Counts
53
191
10,507
Rankings
Ranking Based On Selection: 17
Stefan Flasche
Metrics
H-Index
i10 Index
Citation Counts
51
109
20,489
Rankings
Ranking Based On Selection: 18
Rohini Mathur
Metrics
H-Index
i10 Index
Citation Counts
51
122
19,469
Rankings
Ranking Based On Selection: 19
Karen Devries
Metrics
H-Index
i10 Index
Citation Counts
50
103
43,700
child protection
violence prevention
ethics
safeguarding
social epidemiology
Rankings
Ranking Based On Selection: 20
Lopez Bernal James
Metrics
H-Index
i10 Index
Citation Counts
49
89
23,565
Vaccines
Immunisation
Infectious Disease
Public Health
Epidemiology
Rankings
Ranking Based On Selection: 23
Ifedayo Adetifa
Metrics
H-Index
i10 Index
Citation Counts
47
104
12,039
Epidemiology
Infectious Diseases
Health Security
Vaccines
Global Health
Rankings
Ranking Based On Selection: 24
Don Eliseo III Lucero Prisno
Metrics
H-Index
i10 Index
Citation Counts
45
138
7,232
Rankings
Ranking Based On Selection: 25
Laith Yakob
Metrics
H-Index
i10 Index
Citation Counts
44
86
5,674
Epidemiology
Mathematical Modelling
Economic Modelling
Biostatistics
Rankings
Ranking Based On Selection: 26
Luis Prieto
Metrics
H-Index
i10 Index
Citation Counts
43
68
16,245
Rankings
Ranking Based On Selection: 27
Marko Kerac
Metrics
H-Index
i10 Index
Citation Counts
42
91
5,963
Public health
Maternal Newborn & Child Health
Nutrition
Malnutrition
Disability
Rankings
Ranking Based On Selection: 28
Kathryn Oliver
Metrics
H-Index
i10 Index
Citation Counts
39
54
7,273
Evidence-based decision-making
Public health
Public policy
social network analysis
health policy
Rankings
Ranking Based On Selection: 29
Giovanni Leonardi
Metrics
H-Index
i10 Index
Citation Counts
39
76
5,728
environmental epidemiology
public health
environmental health
Rankings
Ranking Based On Selection: 31
Natasha Howard
Metrics
H-Index
i10 Index
Citation Counts
37
77
3,826
global health
infectious disease control
health systems in conflict
Asia
Rankings
Ranking Based On Selection: 32
Cicely Marston
Metrics
H-Index
i10 Index
Citation Counts
36
64
5,972
sexual health
reproductive health
community participation
ethics
methodology
Rankings
Ranking Based On Selection: 33
Miguel Angel
Metrics
H-Index
i10 Index
Citation Counts
35
71
3,865
Rankings
Ranking Based On Selection: 35
Sam Abbott
Metrics
H-Index
i10 Index
Citation Counts
33
48
12,779
Infectious Disease Dynamics
Statistical Modelling
Forecasting
Nowcasting
Surveillance
Rankings
Ranking Based On Selection: 36
Frank Baiden
Metrics
H-Index
i10 Index
Citation Counts
33
64
3,436
Epidemiology of infectious diseases
Health transition Health system
Rankings
Ranking Based On Selection: 37
Enny Paixao
Metrics
H-Index
i10 Index
Citation Counts
32
59
5,064
Rankings
Ranking Based On Selection: 38
Mahmoud Abo Shehada
Metrics
H-Index
i10 Index
Citation Counts
32
54
3,078
Rankings
Ranking Based On Selection: 39
Epidemiology
infectious diseases
health inequalities
social protection
Rankings
Ranking Based On Selection: 40
Kiesha Prem
Metrics
H-Index
i10 Index
Citation Counts
30
51
13,042
Rankings
Ranking Based On Selection: 41
Lucy Tusting
Metrics
H-Index
i10 Index
Citation Counts
30
38
4,795
Rankings
Ranking Based On Selection: 42
Calum Davey
Metrics
H-Index
i10 Index
Citation Counts
30
47
3,058
Rankings
Ranking Based On Selection: 43
Elizabeth B Brickley
Metrics
H-Index
i10 Index
Citation Counts
29
70
2,699
Epidemiology
Infectious Diseases
Health Equity
Planetary Health
Vaccines
Rankings
Ranking Based On Selection: 44
Pauline Scheelbeek
Metrics
H-Index
i10 Index
Citation Counts
29
58
3,675
Epidemiology
food systems
environment
health
climate change
Rankings
Ranking Based On Selection: 47
Ruwan Ratnayake
Metrics
H-Index
i10 Index
Citation Counts
28
48
2,979
communicable+noncommunicable disease control
outbreak investigation and surveillance
operational research
multilevel models
Rankings
Ranking Based On Selection: 48
Antonis A Kousoulis
Metrics
H-Index
i10 Index
Citation Counts
27
62
3,438
Public Health
Mental Health
Real World Evidence
Epidemiology
Medical Humanities
Rankings
Ranking Based On Selection: 49
Kath M O Reilly
Metrics
H-Index
i10 Index
Citation Counts
27
36
2,281
epidemiology
poliovirus
wastewater based epidemiology
mathematical epidemiology
health data scie
Rankings
Ranking Based On Selection: 50
Elizabeth Fearon
Metrics
H-Index
i10 Index
Citation Counts
26
38
1,888
epidemiology
infectious diseases
sexual health
HIV
social network analysis
Rankings
Ranking Based On Selection: 52
Adrianna Murphy
Metrics
H-Index
i10 Index
Citation Counts
26
42
4,128
health systems
non-communicable diseases
low income
crisis-affected settings
access to medicines
Rankings
Ranking Based On Selection: 54
Lena Morgon Banks
Metrics
H-Index
i10 Index
Citation Counts
24
38
2,420
Rankings
Ranking Based On Selection: 55
Yang Liu
Metrics
H-Index
i10 Index
Citation Counts
24
33
10,630
Rankings
Ranking Based On Selection: 57
Kate Walker
Metrics
H-Index
i10 Index
Citation Counts
23
37
2,009
statistics
epidemiology
public health
genetics. breast cancer
bowel cancer
Rankings
Ranking Based On Selection: 58
Suzanne Penfold
Metrics
H-Index
i10 Index
Citation Counts
22
29
1,438
Rankings
Ranking Based On Selection: 59
Tess Bright
Metrics
H-Index
i10 Index
Citation Counts
19
36
1,905
Rankings
Ranking Based On Selection: 60
AY Baidjoe
Metrics
H-Index
i10 Index
Citation Counts
19
25
1,503
Infectiouse Disease Epidemiology and Microbiology
Vector-borne Diseases
Respiratory viruses
Public health
Rankings
Ranking Based On Selection: 62
Helen Strongman
Metrics
H-Index
i10 Index
Citation Counts
17
21
1,881
Rankings
Ranking Based On Selection: 63
William E Oswald
Metrics
H-Index
i10 Index
Citation Counts
16
23
1,102
epidemiology
neglected tropical diseases
sanitation
water
hygiene
Rankings
Ranking Based On Selection: 64
Anna Ramond
Metrics
H-Index
i10 Index
Citation Counts
15
17
4,516
blood donor health
iron metabolism
cardiovascular disease
air pollution
epidemiology
Rankings
Ranking Based On Selection: 65
Giorgia Gon
Metrics
H-Index
i10 Index
Citation Counts
15
22
1,439
Maternal and newborn health
Infection prevention and control
Rankings
Ranking Based On Selection: 66
Kathryn Risher
Metrics
H-Index
i10 Index
Citation Counts
15
17
1,192
Rankings
Ranking Based On Selection: 67
Kerry Ann Brown
Metrics
H-Index
i10 Index
Citation Counts
15
22
1,281
public health nutrition
sustainable dietary guidelines
nutrition risk analysis
food policy
Rankings
Ranking Based On Selection: 68
Alys McAlpine
Metrics
H-Index
i10 Index
Citation Counts
14
14
1,665
Public Health
Gender Based Violence
Migration
Human Trafficking
Computational Social Science
Rankings
Ranking Based On Selection: 69
Elizabeth McGill
Metrics
H-Index
i10 Index
Citation Counts
14
16
1,440
social determinants of health
evaluation
complexity theory
systems science
alcohol
Rankings
Ranking Based On Selection: 71
Eneyi Kpokiri
Metrics
H-Index
i10 Index
Citation Counts
12
15
532
Public health
Social Innovation in Health
health policies
medicines use optimisation
Rankings
Ranking Based On Selection: 72
Colin Sumpter
Metrics
H-Index
i10 Index
Citation Counts
12
12
1,214
Rankings
Ranking Based On Selection: 73
Sara Benitez Majano
Metrics
H-Index
i10 Index
Citation Counts
11
11
971
Epidemiology
cancer care
double burden of disease
health inequalities
Rankings
Ranking Based On Selection: 75
Hilary Davies Kershaw
Metrics
H-Index
i10 Index
Citation Counts
10
10
778
Rankings
Ranking Based On Selection: 76
Eleanor M Rees
Metrics
H-Index
i10 Index
Citation Counts
9
9
917
Epidemiology
Infectious disease dynamics
Mathematical modelling
Leptospirosis
Climate sensitive diseases
Rankings
Ranking Based On Selection: 77
Jazmyn T Moore
Metrics
H-Index
i10 Index
Citation Counts
8
8
1,235
Neglected Tropical Diseases
Parasitology
Entomology
Health Equity
Modelling
Rankings
Ranking Based On Selection: 78
Gillian Mckay
Metrics
H-Index
i10 Index
Citation Counts
7
6
693
Sexual & Reproductive Health
Epidemics
Humanitarian Health
Public Health
Rankings
Ranking Based On Selection: 80
public health
clinical trials
clinical epidemiology
field epidemiology