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 :2
Michael Abramson
Asthma
Chronic Obstructive Pulmonary Disease
Air pollution
Radiofrequency energy
Metrics
H-Index
i10 Index
Citation
99
465
39,218
* Rankings
Ranking Based On Selection :5
Belinda Gabbe
Trauma
injury outcomes
burden of injury
trauma systems
Metrics
H-Index
i10 Index
Citation
78
304
73,147
* Rankings
Ranking Based On Selection :6
Joanne McKenzie
Meta-analysis
Evidence synthesis
Systematic review
Cluster trials
Interrupted time series
Metrics
H-Index
i10 Index
Citation
68
160
105,376
* Rankings
Ranking Based On Selection :8
Alex Collie
return to work
compensation systems
injury
work and health
work disability
Metrics
H-Index
i10 Index
Citation
57
148
13,146
* Rankings
Ranking Based On Selection :9
Eric PF Chow
sexual health
public health
epidemiology
vaccine
HPV
Metrics
H-Index
i10 Index
Citation
56
236
11,597
* Rankings
Ranking Based On Selection :10
Lei Zhang
Epidemiology
Health economic
Mathematical modelling
Metrics
H-Index
i10 Index
Citation
53
197
9,765
* Rankings
Ranking Based On Selection :11
Sue Brennan
Evidence synthesis
systematic review
GRADE methods
knowledge translation
health policy
Metrics
H-Index
i10 Index
Citation
52
77
96,070
* Rankings
Ranking Based On Selection :12
Jacqueline Boyle
womens health
public health
reproductive health
Indigenous health
Metrics
H-Index
i10 Index
Citation
49
151
14,602
* Rankings
Ranking Based On Selection :13
Andrea De Silva
cultural diversity
gender equality
discrimination
injury prevention
public health
Metrics
H-Index
i10 Index
Citation
46
94
10,702
* Rankings
Ranking Based On Selection :16
Briony Hill
Psychology
gestational weight gain
health behaviour change
psychosocial factors
preconception
Metrics
H-Index
i10 Index
Citation
39
75
4,010
* Rankings
Ranking Based On Selection :18
Danijela Gasevic
Cardiovascular diseases
Obesity
Built environment
Ethnicity
Physical activity
Metrics
H-Index
i10 Index
Citation
37
71
8,610
* Rankings
Ranking Based On Selection :21
Minh D Pham
public health
infectious diseases
point-of-care diagnositics
implementation research
epidemiology
Metrics
H-Index
i10 Index
Citation
34
105
5,248
* Rankings
Ranking Based On Selection :22
Julie Brimblecombe
Food security
Indigenous food systems
food environments
food retailing for health
Metrics
H-Index
i10 Index
Citation
33
80
3,614
* Rankings
Ranking Based On Selection :23
Rosanne Freak Poli
Epidemiology
Ageing
Social isolation
Loneliness
Cardiovascular disease
Metrics
H-Index
i10 Index
Citation
33
57
4,003
* Rankings
Ranking Based On Selection :24
Qi Zhao
Environmental Epidemiology
Climate change
Extreme temperature
Metrics
H-Index
i10 Index
Citation
30
52
2,891
* Rankings
Ranking Based On Selection :25
Sultana Monira Hussain
Cardiovascular disease
osteoarthritis
obesity
falls
cognitive decline
Metrics
H-Index
i10 Index
Citation
30
58
2,816
* Rankings
Ranking Based On Selection :28
Lyndal Bugeja
Public Health and Safety
Death Investigation
Forensic Medicine
Suicide Prevention
Family Homicide
Metrics
H-Index
i10 Index
Citation
29
80
2,834
Charles Livingstone
Gambling policy reform
Public health
Distribution of social resources
inequality and inequity
Metrics
H-Index
i10 Index
Citation
23
46
2,370
Euzebiusz Jamrozik
public health ethics
bioethics
vaccination
drug resistance
vector-borne disease
Metrics
H-Index
i10 Index
Citation
22
32
1,701
Tina Lam
addiction
alcohol
opioids
risky drinking
public health
Metrics
H-Index
i10 Index
Citation
21
37
1,208
Miranda Cumpston
Systematic reviews
evidence synthesis
methodology
public health
Metrics
H-Index
i10 Index
Citation
18
20
78,899
Rachel Koelmeyer
medical and public health research
epidemiology
social determinants of health
Metrics
H-Index
i10 Index
Citation
17
26
1,344
Asmare Yitayeh Gelaw
epidemiology
health systems and services
chronic diseases
Injury outcomes
occupational health
Metrics
H-Index
i10 Index
Citation
14
18
1,071
Sivalal Sadasivan
public health
chronic disease prevention
health technology assessment
Metrics
H-Index
i10 Index
Citation
10
11
600
Rankings
Ranking Based On Selection: 1
John McNeil
Metrics
H-Index
i10 Index
Citation Counts
109
563
52,167
Rankings
Ranking Based On Selection: 2
Michael Abramson
Metrics
H-Index
i10 Index
Citation Counts
99
465
39,218
Asthma
Chronic Obstructive Pulmonary Disease
Air pollution
Radiofrequency energy
Rankings
Ranking Based On Selection: 3
Christopher Fairley
Metrics
H-Index
i10 Index
Citation Counts
95
605
40,133
Rankings
Ranking Based On Selection: 4
Sophia Zoungas
Metrics
H-Index
i10 Index
Citation Counts
82
221
29,063
Rankings
Ranking Based On Selection: 5
Belinda Gabbe
Metrics
H-Index
i10 Index
Citation Counts
78
304
73,147
Rankings
Ranking Based On Selection: 6
Joanne McKenzie
Metrics
H-Index
i10 Index
Citation Counts
68
160
105,376
Meta-analysis
Evidence synthesis
Systematic review
Cluster trials
Interrupted time series
Rankings
Ranking Based On Selection: 7
Robin Bell
Metrics
H-Index
i10 Index
Citation Counts
59
194
13,057
Rankings
Ranking Based On Selection: 8
Alex Collie
Metrics
H-Index
i10 Index
Citation Counts
57
148
13,146
return to work
compensation systems
injury
work and health
work disability
Rankings
Ranking Based On Selection: 9
Eric PF Chow
Metrics
H-Index
i10 Index
Citation Counts
56
236
11,597
Rankings
Ranking Based On Selection: 10
Lei Zhang
Metrics
H-Index
i10 Index
Citation Counts
53
197
9,765
Rankings
Ranking Based On Selection: 11
Sue Brennan
Metrics
H-Index
i10 Index
Citation Counts
52
77
96,070
Evidence synthesis
systematic review
GRADE methods
knowledge translation
health policy
Rankings
Ranking Based On Selection: 12
Jacqueline Boyle
Metrics
H-Index
i10 Index
Citation Counts
49
151
14,602
womens health
public health
reproductive health
Indigenous health
Rankings
Ranking Based On Selection: 13
Andrea De Silva
Metrics
H-Index
i10 Index
Citation Counts
46
94
10,702
cultural diversity
gender equality
discrimination
injury prevention
public health
Rankings
Ranking Based On Selection: 14
Geza Benke
Metrics
H-Index
i10 Index
Citation Counts
45
130
7,149
Rankings
Ranking Based On Selection: 16
Briony Hill
Metrics
H-Index
i10 Index
Citation Counts
39
75
4,010
Psychology
gestational weight gain
health behaviour change
psychosocial factors
preconception
Rankings
Ranking Based On Selection: 17
Zanfina Ademi
Metrics
H-Index
i10 Index
Citation Counts
37
123
109,085
Rankings
Ranking Based On Selection: 18
Danijela Gasevic
Metrics
H-Index
i10 Index
Citation Counts
37
71
8,610
Cardiovascular diseases
Obesity
Built environment
Ethnicity
Physical activity
Rankings
Ranking Based On Selection: 19
Rakibul Islam
Metrics
H-Index
i10 Index
Citation Counts
35
72
15,333
Rankings
Ranking Based On Selection: 20
Jane Banaszak Holl
Metrics
H-Index
i10 Index
Citation Counts
35
68
4,538
Rankings
Ranking Based On Selection: 21
Minh D Pham
Metrics
H-Index
i10 Index
Citation Counts
34
105
5,248
public health
infectious diseases
point-of-care diagnositics
implementation research
epidemiology
Rankings
Ranking Based On Selection: 22
Julie Brimblecombe
Metrics
H-Index
i10 Index
Citation Counts
33
80
3,614
Food security
Indigenous food systems
food environments
food retailing for health
Rankings
Ranking Based On Selection: 23
Rosanne Freak Poli
Metrics
H-Index
i10 Index
Citation Counts
33
57
4,003
Epidemiology
Ageing
Social isolation
Loneliness
Cardiovascular disease
Rankings
Ranking Based On Selection: 24
Qi Zhao
Metrics
H-Index
i10 Index
Citation Counts
30
52
2,891
Environmental Epidemiology
Climate change
Extreme temperature
Rankings
Ranking Based On Selection: 25
Sultana Monira Hussain
Metrics
H-Index
i10 Index
Citation Counts
30
58
2,816
Cardiovascular disease
osteoarthritis
obesity
falls
cognitive decline
Rankings
Ranking Based On Selection: 27
Tilahun Nigatu Haregu
Metrics
H-Index
i10 Index
Citation Counts
29
66
13,861
Rankings
Ranking Based On Selection: 28
Lyndal Bugeja
Metrics
H-Index
i10 Index
Citation Counts
29
80
2,834
Public Health and Safety
Death Investigation
Forensic Medicine
Suicide Prevention
Family Homicide
Rankings
Ranking Based On Selection: 29
Helen Keleher
Metrics
H-Index
i10 Index
Citation Counts
29
60
3,195
Rankings
Ranking Based On Selection: 30
Charles Livingstone
Metrics
H-Index
i10 Index
Citation Counts
23
46
2,370
Gambling policy reform
Public health
Distribution of social resources
inequality and inequity
Rankings
Ranking Based On Selection: 31
Christina Ekegren
Metrics
H-Index
i10 Index
Citation Counts
23
42
2,191
Rankings
Ranking Based On Selection: 33
Ashley Fletcher
Metrics
H-Index
i10 Index
Citation Counts
23
30
4,298
Rankings
Ranking Based On Selection: 34
Euzebiusz Jamrozik
Metrics
H-Index
i10 Index
Citation Counts
22
32
1,701
public health ethics
bioethics
vaccination
drug resistance
vector-borne disease
Rankings
Ranking Based On Selection: 35
Tina Lam
Metrics
H-Index
i10 Index
Citation Counts
21
37
1,208
Rankings
Ranking Based On Selection: 36
Anne L Abbott
Metrics
H-Index
i10 Index
Citation Counts
21
27
3,158
Rankings
Ranking Based On Selection: 37
Cate Bailey
Metrics
H-Index
i10 Index
Citation Counts
19
34
1,447
Rankings
Ranking Based On Selection: 38
Miranda Cumpston
Metrics
H-Index
i10 Index
Citation Counts
18
20
78,899
Systematic reviews
evidence synthesis
methodology
public health
Rankings
Ranking Based On Selection: 39
Rachel Koelmeyer
Metrics
H-Index
i10 Index
Citation Counts
17
26
1,344
medical and public health research
epidemiology
social determinants of health
Rankings
Ranking Based On Selection: 41
Lincoln M Tracy
Metrics
H-Index
i10 Index
Citation Counts
16
24
1,194
Rankings
Ranking Based On Selection: 42
Danielle Couch
Metrics
H-Index
i10 Index
Citation Counts
16
23
1,527
Rankings
Ranking Based On Selection: 43
Tyler J Lane
Metrics
H-Index
i10 Index
Citation Counts
16
23
958
Rankings
Ranking Based On Selection: 45
Asmare Yitayeh Gelaw
Metrics
H-Index
i10 Index
Citation Counts
14
18
1,071
epidemiology
health systems and services
chronic diseases
Injury outcomes
occupational health
Rankings
Ranking Based On Selection: 46
Sivalal Sadasivan
Metrics
H-Index
i10 Index
Citation Counts
10
11
600
public health
chronic disease prevention
health technology assessment
Rankings
Ranking Based On Selection: 48
Natasha Davidson
Metrics
H-Index
i10 Index
Citation Counts
8
8
683
Rankings
Ranking Based On Selection: 49
Leykun Mebratu
Metrics
H-Index
i10 Index
Citation Counts
1
1
405