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
David Whitcomb
medicine
gastroenterology
pancreatitis
genetics
personalized medicine
Metrics
H-Index
i10 Index
Citation
103
355
42,466
Andres Duarte-Rojo
Hepatology
Liver Transplant
Exercise
Hepatic Encephalopathy
Metrics
H-Index
i10 Index
Citation
50
103
10,569
Adeyinka Charles Adejumo
Gastroenterology
Translational epidemiology
Hepatology
Endoscopy
Public health
Metrics
H-Index
i10 Index
Citation
20
28
1,486
Prakash C Thakur
Drug Discovery- Oncology & Molecular Biology
Pathology & Biotechnology
Wearable Technology
Human-Machine Interaction
AI/ML
Metrics
H-Index
i10 Index
Citation
13
14
572
Nima Pourhabibi Zarandi
Gastroenterology
Inflammatory Bowel Disease
Colon & Rectal Malignancies
Metrics
H-Index
i10 Index
Citation
12
13
793
Toufic Kabbani
Celiac Disease
Inflammatory Bowel Diseases
Gastroenterology
Healthcare
Metrics
H-Index
i10 Index
Citation
12
12
1,541
Yen-Nan Lin
Medicine
gastroenterology
nanomedicine
biomaterial
polymer
Metrics
H-Index
i10 Index
Citation
11
13
477
Rankings
Ranking Based On Selection: 1
David Whitcomb
Metrics
H-Index
i10 Index
Citation Counts
103
355
42,466
medicine
gastroenterology
pancreatitis
genetics
personalized medicine
Rankings
Ranking Based On Selection: 2
Andres Duarte-Rojo
Metrics
H-Index
i10 Index
Citation Counts
50
103
10,569
Hepatology
Liver Transplant
Exercise
Hepatic Encephalopathy
Rankings
Ranking Based On Selection: 3
Asif Khalid
Metrics
H-Index
i10 Index
Citation Counts
35
50
5,362
Rankings
Ranking Based On Selection: 4
Shari S Rogal
Metrics
H-Index
i10 Index
Citation Counts
31
60
3,110
Rankings
Ranking Based On Selection: 5
Adeyinka Charles Adejumo
Metrics
H-Index
i10 Index
Citation Counts
20
28
1,486
Gastroenterology
Translational epidemiology
Hepatology
Endoscopy
Public health
Rankings
Ranking Based On Selection: 6
Harkirat Singh
Metrics
H-Index
i10 Index
Citation Counts
15
19
1,388
Rankings
Ranking Based On Selection: 7
Michael Landau
Metrics
H-Index
i10 Index
Citation Counts
14
15
833
Rankings
Ranking Based On Selection: 8
Prakash C Thakur
Metrics
H-Index
i10 Index
Citation Counts
13
14
572
Drug Discovery- Oncology & Molecular Biology
Pathology & Biotechnology
Wearable Technology
Human-Machine Interaction
AI/ML
Rankings
Ranking Based On Selection: 9
Jeff Dueker
Metrics
H-Index
i10 Index
Citation Counts
12
13
918
Rankings
Ranking Based On Selection: 10
Nima Pourhabibi Zarandi
Metrics
H-Index
i10 Index
Citation Counts
12
13
793
Gastroenterology
Inflammatory Bowel Disease
Colon & Rectal Malignancies
Rankings
Ranking Based On Selection: 11
Toufic Kabbani
Metrics
H-Index
i10 Index
Citation Counts
12
12
1,541
Celiac Disease
Inflammatory Bowel Diseases
Gastroenterology
Healthcare
Rankings
Ranking Based On Selection: 12
Yen-Nan Lin
Metrics
H-Index
i10 Index
Citation Counts
11
13
477
Medicine
gastroenterology
nanomedicine
biomaterial
polymer
Rankings
Ranking Based On Selection: 13
Sarah A Najjar
Metrics
H-Index
i10 Index
Citation Counts
11
12
760
Sensory Biology
Pain Research
Neurogastroenterology