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
Srinivasan Dasarathy
Gastroenterology
Hepatology
Metabolism
mRNA translation
sarcopenia
Metrics
H-Index
i10 Index
Citation
78
202
39,076
Robert Wyllie
Medicine
Health Care Administration
Pediagtric Gastroenterology
Hospital Administration
Metrics
H-Index
i10 Index
Citation
43
106
6,857
Gail Cresci
microbiota
prebiotics
probiotics
butyrate
nutrition
Metrics
H-Index
i10 Index
Citation
31
60
11,832
C Roberto Simons-Linares
Gastroenterology
Bariatric Endoscopy
Interventional EUS
Pancreatitis
HPB
Metrics
H-Index
i10 Index
Citation
20
35
1,134
Mohannad Abou Saleh
Gastroenterology. Advanced endoscopy. Theraputic EUS.
Metrics
H-Index
i10 Index
Citation
17
23
926
Clifton G Fulmer
Gastrointestinal and Liver Pathology
Colorectal and Pancreatobiliary Tumor Metabolism
Metrics
H-Index
i10 Index
Citation
8
7
496
Rankings
Ranking Based On Selection: 1
Srinivasan Dasarathy
Metrics
H-Index
i10 Index
Citation Counts
78
202
39,076
Gastroenterology
Hepatology
Metabolism
mRNA translation
sarcopenia
Rankings
Ranking Based On Selection: 2
Robert Wyllie
Metrics
H-Index
i10 Index
Citation Counts
43
106
6,857
Medicine
Health Care Administration
Pediagtric Gastroenterology
Hospital Administration
Rankings
Ranking Based On Selection: 3
Gail Cresci
Metrics
H-Index
i10 Index
Citation Counts
31
60
11,832
microbiota
prebiotics
probiotics
butyrate
nutrition
Rankings
Ranking Based On Selection: 4
Vardhmaan Jain
Metrics
H-Index
i10 Index
Citation Counts
25
61
13,752
Rankings
Ranking Based On Selection: 5
C Roberto Simons-Linares
Metrics
H-Index
i10 Index
Citation Counts
20
35
1,134
Gastroenterology
Bariatric Endoscopy
Interventional EUS
Pancreatitis
HPB
Rankings
Ranking Based On Selection: 6
Mohammad Alomari
Metrics
H-Index
i10 Index
Citation Counts
18
30
1,749
Rankings
Ranking Based On Selection: 7
Mohannad Abou Saleh
Metrics
H-Index
i10 Index
Citation Counts
17
23
926
Gastroenterology. Advanced endoscopy. Theraputic EUS.
Rankings
Ranking Based On Selection: 8
Mohammad Nasser Kabbany
Metrics
H-Index
i10 Index
Citation Counts
12
13
977
Rankings
Ranking Based On Selection: 9
Praveen Kumar Conjeevaram Selvakumar
Metrics
H-Index
i10 Index
Citation Counts
10
12
847
Rankings
Ranking Based On Selection: 10
Amareshwar Podugu
Metrics
H-Index
i10 Index
Citation Counts
10
10
411
Rankings
Ranking Based On Selection: 11
Abdullah Shatnawei
Metrics
H-Index
i10 Index
Citation Counts
10
10
475
Rankings
Ranking Based On Selection: 12
Zaher Koutoubi
Metrics
H-Index
i10 Index
Citation Counts
9
9
3,098
Rankings
Ranking Based On Selection: 13
Clifton G Fulmer
Metrics
H-Index
i10 Index
Citation Counts
8
7
496
Gastrointestinal and Liver Pathology
Colorectal and Pancreatobiliary Tumor Metabolism
Rankings
Ranking Based On Selection: 14
Aydamir Alrakawi
Metrics
H-Index
i10 Index
Citation Counts
8
7
786
Rankings
Ranking Based On Selection: 15
Saleem Chowdhry
Metrics
H-Index
i10 Index
Citation Counts
7
7
385
Rankings
Ranking Based On Selection: 16
Ammar O Kheir
Metrics
H-Index
i10 Index
Citation Counts
6
5
178
Rankings
Ranking Based On Selection: 17
Antoine Boustany, Md, Mph, Mem
Metrics
H-Index
i10 Index
Citation Counts
6
4
306
Rankings
Ranking Based On Selection: 18
Somtochukwu Onwuzo
Metrics
H-Index
i10 Index
Citation Counts
6
3
115
Rankings
Ranking Based On Selection: 19
Cristóbal Albandea Moreno
Metrics
H-Index
i10 Index
Citation Counts
6
4
225
Rankings
Ranking Based On Selection: 20
Prabhat Kumar
Metrics
H-Index
i10 Index
Citation Counts
4
3
95
Rankings
Ranking Based On Selection: 21
Amir RiazMd
Metrics
H-Index
i10 Index
Citation Counts
3
2
31
Rankings
Ranking Based On Selection: 22
Maggie Samaan
Metrics
H-Index
i10 Index
Citation Counts
3
1
424
Rankings
Ranking Based On Selection: 23
Amala Alenchery
Metrics
H-Index
i10 Index
Citation Counts
2
1
103
Rankings
Ranking Based On Selection: 24
Ji Seok Park
Metrics
H-Index
i10 Index
Citation Counts
2
1
26
Rankings
Ranking Based On Selection: 25
Ahmed Nadeem
Metrics
H-Index
i10 Index
Citation Counts
2
0
19
Rankings
Ranking Based On Selection: 26
Sujit Muthukuru
Metrics
H-Index
i10 Index
Citation Counts
2
1
38
Rankings
Ranking Based On Selection: 27
Mohammad Abusaif
Metrics
H-Index
i10 Index
Citation Counts
1
0
6
Rankings
Ranking Based On Selection: 28
Ala'A Habash
Metrics
H-Index
i10 Index
Citation Counts
1
0
3