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" (873,864 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 :1
KK Cheng
Epidemiology
Public Health
Primary Care
Applied Health Research
Metrics
H-Index
i10 Index
Citation
76
294
25,699
* Rankings
Ranking Based On Selection :2
Caroline Bradbury-Jones
Public Health
Domestic Abuse
Child Abuse
Child Neglect
Nurse Education
Metrics
H-Index
i10 Index
Citation
49
117
11,129
April P Carson
epidemiology
diabetes
cardiovascular disease
microvascular complications
health disparities
Metrics
H-Index
i10 Index
Citation
44
88
38,749
Rachel Jordan
COPD
primary care
respiratory disease
epidemiology/public health/global health
Metrics
H-Index
i10 Index
Citation
39
75
8,445
Martha S Wingate
infant mortality
fetal mortality
racial disparities
public health systems
Metrics
H-Index
i10 Index
Citation
38
59
14,077
* Rankings
Ranking Based On Selection :13
Amanda Farley
Addiction
Smoking cessation
Weight management
Behaviour change
Epidemiology
Metrics
H-Index
i10 Index
Citation
28
34
6,028
* Rankings
Ranking Based On Selection :14
Paul Erwin
public health systems and services research
evidence-based public health
Metrics
H-Index
i10 Index
Citation
28
66
3,186
* Rankings
Ranking Based On Selection :17
Nicola J Adderley
epidemiology
public health
health informatics
cardiovascular disease
diabetes
Metrics
H-Index
i10 Index
Citation
26
50
2,678
* Rankings
Ranking Based On Selection :18
Shamil Haroon
COVID-19
Long COVID
respiratory epidemiology
public health
primary care
Metrics
H-Index
i10 Index
Citation
26
38
3,450
Rongbing Xie
Public Health
Health Policy
Preparedness
Outcomes Research
Simulation
Metrics
H-Index
i10 Index
Citation
19
23
1,217
* Rankings
Ranking Based On Selection :21
Beck Taylor
Public Health
Health Services and Policy
Maternity
Women's Health
Metrics
H-Index
i10 Index
Citation
19
26
1,299
* Rankings
Ranking Based On Selection :22
Joanne Clarke
Public Health
mixed methods
obesity prevention
infant feeding
school health
Metrics
H-Index
i10 Index
Citation
19
23
1,453
Roger D Smalligan
public health
hospice and palliative care
infectious disease
diabetes
cardiology
Metrics
H-Index
i10 Index
Citation
18
29
1,117
Rebecca Johnson
Mixed Methods
Implementation
Public Health
Mental Wellbeing
research methods education
Metrics
H-Index
i10 Index
Citation
17
20
2,121
Kristal J Aaron
Public Health
Health Services and Outcomes Research
Health Policy
Epidemiology
Metrics
H-Index
i10 Index
Citation
17
22
1,366
Swati Sakhuja
Chronic disease Epidemiology
Cardiovascular epidemiology
cancer research
Metrics
H-Index
i10 Index
Citation
16
27
1,096
Rankings
Ranking Based On Selection: 1
KK Cheng
Metrics
H-Index
i10 Index
Citation Counts
76
294
25,699
Epidemiology
Public Health
Primary Care
Applied Health Research
Rankings
Ranking Based On Selection: 2
Caroline Bradbury-Jones
Metrics
H-Index
i10 Index
Citation Counts
49
117
11,129
Public Health
Domestic Abuse
Child Abuse
Child Neglect
Nurse Education
Rankings
Ranking Based On Selection: 3
April P Carson
Metrics
H-Index
i10 Index
Citation Counts
44
88
38,749
epidemiology
diabetes
cardiovascular disease
microvascular complications
health disparities
Rankings
Ranking Based On Selection: 4
Lisandro D Colantonio
Metrics
H-Index
i10 Index
Citation Counts
41
83
6,604
Rankings
Ranking Based On Selection: 5
Eric W Ford
Metrics
H-Index
i10 Index
Citation Counts
40
89
5,269
Rankings
Ranking Based On Selection: 6
Rachel Jordan
Metrics
H-Index
i10 Index
Citation Counts
39
75
8,445
COPD
primary care
respiratory disease
epidemiology/public health/global health
Rankings
Ranking Based On Selection: 7
Martha S Wingate
Metrics
H-Index
i10 Index
Citation Counts
38
59
14,077
infant mortality
fetal mortality
racial disparities
public health systems
Rankings
Ranking Based On Selection: 8
Peter S Hendricks
Metrics
H-Index
i10 Index
Citation Counts
37
74
5,406
Rankings
Ranking Based On Selection: 9
Joht Singh Chandan
Metrics
H-Index
i10 Index
Citation Counts
36
79
21,959
Rankings
Ranking Based On Selection: 10
Ann Elizabeth Montgomery
Metrics
H-Index
i10 Index
Citation Counts
35
79
4,244
Rankings
Ranking Based On Selection: 11
Nicole C Wright
Metrics
H-Index
i10 Index
Citation Counts
33
66
5,503
Rankings
Ranking Based On Selection: 12
Clare Frobisher
Metrics
H-Index
i10 Index
Citation Counts
30
34
3,942
Rankings
Ranking Based On Selection: 13
Amanda Farley
Metrics
H-Index
i10 Index
Citation Counts
28
34
6,028
Addiction
Smoking cessation
Weight management
Behaviour change
Epidemiology
Rankings
Ranking Based On Selection: 14
Paul Erwin
Metrics
H-Index
i10 Index
Citation Counts
28
66
3,186
public health systems and services research
evidence-based public health
Rankings
Ranking Based On Selection: 15
John Morris
Metrics
H-Index
i10 Index
Citation Counts
28
48
3,810
Rankings
Ranking Based On Selection: 16
Anuradhaa Subramanian
Metrics
H-Index
i10 Index
Citation Counts
26
49
2,834
Rankings
Ranking Based On Selection: 17
Nicola J Adderley
Metrics
H-Index
i10 Index
Citation Counts
26
50
2,678
epidemiology
public health
health informatics
cardiovascular disease
diabetes
Rankings
Ranking Based On Selection: 18
Shamil Haroon
Metrics
H-Index
i10 Index
Citation Counts
26
38
3,450
COVID-19
Long COVID
respiratory epidemiology
public health
primary care
Rankings
Ranking Based On Selection: 19
Joshua C Klapow
Metrics
H-Index
i10 Index
Citation Counts
26
31
2,289
Rankings
Ranking Based On Selection: 20
Rongbing Xie
Metrics
H-Index
i10 Index
Citation Counts
19
23
1,217
Public Health
Health Policy
Preparedness
Outcomes Research
Simulation
Rankings
Ranking Based On Selection: 21
Beck Taylor
Metrics
H-Index
i10 Index
Citation Counts
19
26
1,299
Public Health
Health Services and Policy
Maternity
Women's Health
Rankings
Ranking Based On Selection: 22
Joanne Clarke
Metrics
H-Index
i10 Index
Citation Counts
19
23
1,453
Public Health
mixed methods
obesity prevention
infant feeding
school health
Rankings
Ranking Based On Selection: 23
Roger D Smalligan
Metrics
H-Index
i10 Index
Citation Counts
18
29
1,117
public health
hospice and palliative care
infectious disease
diabetes
cardiology
Rankings
Ranking Based On Selection: 24
Elizabeth Freeze
Metrics
H-Index
i10 Index
Citation Counts
17
22
937
Rankings
Ranking Based On Selection: 25
Rebecca Johnson
Metrics
H-Index
i10 Index
Citation Counts
17
20
2,121
Mixed Methods
Implementation
Public Health
Mental Wellbeing
research methods education
Rankings
Ranking Based On Selection: 26
Kristal J Aaron
Metrics
H-Index
i10 Index
Citation Counts
17
22
1,366
Public Health
Health Services and Outcomes Research
Health Policy
Epidemiology
Rankings
Ranking Based On Selection: 27
Swati Sakhuja
Metrics
H-Index
i10 Index
Citation Counts
16
27
1,096
Chronic disease Epidemiology
Cardiovascular epidemiology
cancer research
Rankings
Ranking Based On Selection: 28
Kirk Avent
Metrics
H-Index
i10 Index
Citation Counts
5
5
537