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: 1
Massimo Pinzani
hepatology
chronic liver disease
tissue fibrosis
regenerative medicine
Metrics
H-Index
i10 Index
Citation
115
284
49,370
* Rankings
Ranking Based On Selection: 3
Stephen Pereira
Gastroenterology
hepatology
pancreas
bile duct
endoscopy
Metrics
H-Index
i10 Index
Citation
75
204
24,449
* Rankings
Ranking Based On Selection: 5
Rajeshwar Mookerjee
Hepatology
Cirrhosis Decompensation
Portal Hypertension
ACLF
Remote Management
Metrics
H-Index
i10 Index
Citation
63
117
22,348
* Rankings
Ranking Based On Selection: 6
Laurence Lovat
Gastroenterology
Barrett's oesophagus
Artificial intelligence
Cancer biomarkers
Radiofrequency ablation
Metrics
H-Index
i10 Index
Citation
50
148
11,393
Konstantinos C Fragkos
Short Bowel Syndrome
Nutrition
Gastroenterology
Clinical Trials
Statistical Methods
Metrics
H-Index
i10 Index
Citation
29
54
3,930

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Sarmed S Sami
Oesophageal Diseases
Gastrointestinal Endoscopy
Screening and Early Detection
Metrics
H-Index
i10 Index
Citation
21
27
1,883
Rankings
Ranking Based On Selection: 1
Massimo Pinzani
Metrics
H-Index
i10 Index
Citation Counts
115
284
49,370
hepatology
chronic liver disease
tissue fibrosis
regenerative medicine
Rankings
Ranking Based On Selection: 2
Martyn Caplin
Metrics
H-Index
i10 Index
Citation Counts
86
232
35,351
Rankings
Ranking Based On Selection: 3
Stephen Pereira
Metrics
H-Index
i10 Index
Citation Counts
75
204
24,449
Gastroenterology
hepatology
pancreas
bile duct
endoscopy
Rankings
Ranking Based On Selection: 4
William MC Rosenberg
Metrics
H-Index
i10 Index
Citation Counts
69
186
70,987
Rankings
Ranking Based On Selection: 5
Rajeshwar Mookerjee
Metrics
H-Index
i10 Index
Citation Counts
63
117
22,348
Hepatology
Cirrhosis Decompensation
Portal Hypertension
ACLF
Remote Management
Rankings
Ranking Based On Selection: 6
Laurence Lovat
Metrics
H-Index
i10 Index
Citation Counts
50
148
11,393
Gastroenterology
Barrett's oesophagus
Artificial intelligence
Cancer biomarkers
Radiofrequency ablation
Rankings
Ranking Based On Selection: 7
Mona Bajaj Elliott
Metrics
H-Index
i10 Index
Citation Counts
41
66
6,240
gastrointestinal infection
inflammation and immunity
Rankings
Ranking Based On Selection: 8
Jude Oben
Metrics
H-Index
i10 Index
Citation Counts
38
68
7,968
Rankings
Ranking Based On Selection: 9
Charles Murray
Metrics
H-Index
i10 Index
Citation Counts
35
61
5,404
Rankings
Ranking Based On Selection: 10
Konstantinos C Fragkos
Metrics
H-Index
i10 Index
Citation Counts
29
54
3,930
Short Bowel Syndrome
Nutrition
Gastroenterology
Clinical Trials
Statistical Methods

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Rankings
Ranking Based On Selection: 11
Gautam Mehta
Metrics
H-Index
i10 Index
Citation Counts
26
39
2,923
Rankings
Ranking Based On Selection: 12
Sarmed S Sami
Metrics
H-Index
i10 Index
Citation Counts
21
27
1,883
Oesophageal Diseases
Gastrointestinal Endoscopy
Screening and Early Detection
Rankings
Ranking Based On Selection: 13
Constantinos A Parisinos
Metrics
H-Index
i10 Index
Citation Counts
17
20
1,435