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" (870,057 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
Gilbert L Raff
coronary artery computed tomography
CT-derived fractional flow reserve
cardiac magnetic resonance imaging
Metrics
H-Index
i10 Index
Citation
66
154
64,710
* Rankings
Ranking Based On Selection: 3
David E Haines
Atrial fibrillation mechanisms
biophysics of catheter ablation
Metrics
H-Index
i10 Index
Citation
62
149
27,209
* Rankings
Ranking Based On Selection: 6
Stewart Graham
Metabolomics
neurological disorders
translational science
biomarkers
disease mechanisms
Metrics
H-Index
i10 Index
Citation
36
73
3,535
* Rankings
Ranking Based On Selection: 8
Antonio Ysunza
Medicine
Voice
Speech
Resonance
Craniofacial anomalies
Metrics
H-Index
i10 Index
Citation
34
56
3,116
* Rankings
Ranking Based On Selection: 10
Michelle F Wallace
Radiation Oncology
Oncology
Breast Cancer
Prostate Cancer
APBI
Metrics
H-Index
i10 Index
Citation
30
54
4,238

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* Rankings
Ranking Based On Selection: 11
Jannifer Stromberg
Radiation Oncology
Breast cancer
Lung Cancer
Prostate cancer
Endometrial Cancer
Metrics
H-Index
i10 Index
Citation
23
28
3,602
* Rankings
Ranking Based On Selection: 13
Laura Lamb
benign urology
cancer
diagnostic testing
coronavirus
Metrics
H-Index
i10 Index
Citation
22
33
1,836
* Rankings
Ranking Based On Selection: 14
Leslie Rocher
Nephrology and transplant medicine
quality and safety
ethics and outcomes in health care
EBM
general internal medicine
Metrics
H-Index
i10 Index
Citation
22
36
5,747
* Rankings
Ranking Based On Selection: 15
Sulaiman Bharwani
Children's diseases
pediatrics
stomach disorders
intestinal and colon disorders
Metrics
H-Index
i10 Index
Citation
20
24
2,435
Shupeng Chen
Image-guided Radiotherapy
PET imaging
Metrics
H-Index
i10 Index
Citation
9
9
399
Treta Purohit
Internal medicine
Gastroenterology
Inflammatory Bowel Diseases
Chronic Liver Diseases
Metrics
H-Index
i10 Index
Citation
7
7
443
Timothy Page
refractive cataract surgery
complex anterior segment surgery
Metrics
H-Index
i10 Index
Citation
4
3
66
Rankings
Ranking Based On Selection: 1
George A Williams
Metrics
H-Index
i10 Index
Citation Counts
81
223
25,942
Rankings
Ranking Based On Selection: 2
Gilbert L Raff
Metrics
H-Index
i10 Index
Citation Counts
66
154
64,710
coronary artery computed tomography
CT-derived fractional flow reserve
cardiac magnetic resonance imaging
Rankings
Ranking Based On Selection: 3
David E Haines
Metrics
H-Index
i10 Index
Citation Counts
62
149
27,209
Atrial fibrillation mechanisms
biophysics of catheter ablation
Rankings
Ranking Based On Selection: 4
Evan J Kass
Metrics
H-Index
i10 Index
Citation Counts
39
61
4,753
Rankings
Ranking Based On Selection: 5
Alan Koffron
Metrics
H-Index
i10 Index
Citation Counts
38
59
8,843
Rankings
Ranking Based On Selection: 6
Stewart Graham
Metrics
H-Index
i10 Index
Citation Counts
36
73
3,535
Metabolomics
neurological disorders
translational science
biomarkers
disease mechanisms
Rankings
Ranking Based On Selection: 7
Barbara Ducatman
Metrics
H-Index
i10 Index
Citation Counts
36
71
6,732
Rankings
Ranking Based On Selection: 8
Antonio Ysunza
Metrics
H-Index
i10 Index
Citation Counts
34
56
3,116
Medicine
Voice
Speech
Resonance
Craniofacial anomalies
Rankings
Ranking Based On Selection: 9
Amr Abbas
Metrics
H-Index
i10 Index
Citation Counts
31
57
3,658
Rankings
Ranking Based On Selection: 10
Michelle F Wallace
Metrics
H-Index
i10 Index
Citation Counts
30
54
4,238
Radiation Oncology
Oncology
Breast Cancer
Prostate Cancer
APBI

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
Jannifer Stromberg
Metrics
H-Index
i10 Index
Citation Counts
23
28
3,602
Radiation Oncology
Breast cancer
Lung Cancer
Prostate cancer
Endometrial Cancer
Rankings
Ranking Based On Selection: 12
Xuanfeng Ding
Metrics
H-Index
i10 Index
Citation Counts
22
35
1,847
Rankings
Ranking Based On Selection: 13
Laura Lamb
Metrics
H-Index
i10 Index
Citation Counts
22
33
1,836
benign urology
cancer
diagnostic testing
coronavirus
Rankings
Ranking Based On Selection: 14
Leslie Rocher
Metrics
H-Index
i10 Index
Citation Counts
22
36
5,747
Nephrology and transplant medicine
quality and safety
ethics and outcomes in health care
EBM
general internal medicine
Rankings
Ranking Based On Selection: 15
Sulaiman Bharwani
Metrics
H-Index
i10 Index
Citation Counts
20
24
2,435
Children's diseases
pediatrics
stomach disorders
intestinal and colon disorders
Rankings
Ranking Based On Selection: 16
Jesse C Krakauer
Metrics
H-Index
i10 Index
Citation Counts
19
26
4,567
Rankings
Ranking Based On Selection: 17
Steven M Truscott
Metrics
H-Index
i10 Index
Citation Counts
18
19
3,519
Rankings
Ranking Based On Selection: 18
Kuei C Lee
Metrics
H-Index
i10 Index
Citation Counts
16
17
1,340
Rankings
Ranking Based On Selection: 19
Michael Newton
Metrics
H-Index
i10 Index
Citation Counts
15
19
496
Rankings
Ranking Based On Selection: 20
An Qin
Metrics
H-Index
i10 Index
Citation Counts
14
19
828
Rankings
Ranking Based On Selection: 21
Maha S Jawad
Metrics
H-Index
i10 Index
Citation Counts
14
18
913
Rankings
Ranking Based On Selection: 22
Zachary Seymour
Metrics
H-Index
i10 Index
Citation Counts
13
15
1,101
Rankings
Ranking Based On Selection: 23
Palaniappan Manickam
Metrics
H-Index
i10 Index
Citation Counts
11
13
715
Rankings
Ranking Based On Selection: 24
Abhishek Swami
Metrics
H-Index
i10 Index
Citation Counts
11
11
850
Rankings
Ranking Based On Selection: 25
Kurt Meyer
Metrics
H-Index
i10 Index
Citation Counts
11
11
707
Rankings
Ranking Based On Selection: 26
Andrew B Thompson
Metrics
H-Index
i10 Index
Citation Counts
10
10
351
Rankings
Ranking Based On Selection: 27
Shupeng Chen
Metrics
H-Index
i10 Index
Citation Counts
9
9
399
Image-guided Radiotherapy
PET imaging
Rankings
Ranking Based On Selection: 28
Ankur Aggarwal
Metrics
H-Index
i10 Index
Citation Counts
9
9
311
Rankings
Ranking Based On Selection: 29
Andrew M Aneese
Metrics
H-Index
i10 Index
Citation Counts
8
7
325
Rankings
Ranking Based On Selection: 30
Treta Purohit
Metrics
H-Index
i10 Index
Citation Counts
7
7
443
Internal medicine
Gastroenterology
Inflammatory Bowel Diseases
Chronic Liver Diseases
Rankings
Ranking Based On Selection: 31
David Lick
Metrics
H-Index
i10 Index
Citation Counts
7
5
838
Rankings
Ranking Based On Selection: 32
Brandon M Stone
Metrics
H-Index
i10 Index
Citation Counts
7
7
601
Rankings
Ranking Based On Selection: 33
Samantha Hartner
Metrics
H-Index
i10 Index
Citation Counts
6
4
97
Rankings
Ranking Based On Selection: 34
Derek Schulze
Metrics
H-Index
i10 Index
Citation Counts
5
5
452
Rankings
Ranking Based On Selection: 35
Rami Khoury Abdulla
Metrics
H-Index
i10 Index
Citation Counts
5
3
87
Rankings
Ranking Based On Selection: 36
Estela Mogrovejo
Metrics
H-Index
i10 Index
Citation Counts
5
2
102
Rankings
Ranking Based On Selection: 37
Timothy Page
Metrics
H-Index
i10 Index
Citation Counts
4
3
66
refractive cataract surgery
complex anterior segment surgery
Rankings
Ranking Based On Selection: 38
Lewis Rosenbaum
Metrics
H-Index
i10 Index
Citation Counts
4
4
122
geriatric
rheumatology
internal medicine
neurology
Rankings
Ranking Based On Selection: 39
Ashley M Fowler
Metrics
H-Index
i10 Index
Citation Counts
3
3
281
Rankings
Ranking Based On Selection: 40
Julie A Ferris
Metrics
H-Index
i10 Index
Citation Counts
3
3
139
Rankings
Ranking Based On Selection: 41
Ruth Lerman
Metrics
H-Index
i10 Index
Citation Counts
2
1
136
mindfulness
cancer
mbsr