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
Jihad Kaouk
Director
Center for Advanced Robotic and Minimally Invasive Surgery
Metrics
H-Index
i10 Index
Citation
105
477
45,643
* Rankings
Ranking Based On Selection :2
Andrew Stephenson
prostate cancer
bladder cancer
testis cancer
kidney cancer
predictive models
Metrics
H-Index
i10 Index
Citation
69
169
18,818
* Rankings
Ranking Based On Selection :4
Sangeeta Kashyap
diabetes
obesity
bariatric surgery
insulin resistance
beta cell function
Metrics
H-Index
i10 Index
Citation
61
130
25,822
* Rankings
Ranking Based On Selection :5
Brian Gastman
Melanoma
head and neck cancer
microsurgery
face transplantation
immunotherapy
Metrics
H-Index
i10 Index
Citation
51
118
8,560
Gareth Morris-Stiff
Surgery of the Liver
Pancreas
Gallbladder
and Bile Duct
Surgical Oncology
Metrics
H-Index
i10 Index
Citation
49
149
8,104
Choon Hyuck David Kwon
Laparoscopic liver resection
living donor liver transplantation
Metrics
H-Index
i10 Index
Citation
46
190
8,870
* Rankings
Ranking Based On Selection :10
Julie E Lang
breast cancer
surgical oncology
gene expression
circulating tumor cells
Metrics
H-Index
i10 Index
Citation
36
70
4,818
* Rankings
Ranking Based On Selection :12
Clayton Petro
General Surgery
Hernia
Abdominal Wall Reconstruction
Minimally Invasive Foregut
Metrics
H-Index
i10 Index
Citation
27
60
2,483
* Rankings
Ranking Based On Selection :14
Juan Pablo Pantoja
Endocrine Surgery
Bariatric Surgery
Laparoscopic Surgery
Metrics
H-Index
i10 Index
Citation
23
46
2,072
Mena Boules
General Surgery
Surgical Endoscopy
Bariatric Surgery
Gastroenterology
Advanced Endoscopy
Metrics
H-Index
i10 Index
Citation
18
25
1,083
Kristen Rumer
Colorectal surgery
inflammatory bowel disease
immunology
surgical recovery
cell signaling
Metrics
H-Index
i10 Index
Citation
15
15
1,192
Carla F Justiniano
Colorectal surgery
outcomes research
health services research
Metrics
H-Index
i10 Index
Citation
14
20
791
Tim N Beck
Endocrine Surgery
Thyroid Cancer
Cancer Biology
Lung Cancer
Head and Neck Cancer
Metrics
H-Index
i10 Index
Citation
14
17
879
xhileta xhaja
digestive disease
colorectal surgery
gastroenerology
Metrics
H-Index
i10 Index
Citation
10
10
384
* Rankings
Ranking Based On Selection :30
Gabriel Gerardo Díaz Del Gobbo
bariatric and metabolic surgery
gastric cancer
foregut surgery
MIS for abdominal wall repair
Metrics
H-Index
i10 Index
Citation
7
5
504
Joel Frieder
General surgery
Minimally invasive surgery
Bariatric and metabolic surgery
Metrics
H-Index
i10 Index
Citation
6
5
114
Francisco Ferri
General Surgery
Bariatric Surgery
Breast Surgical Oncology
Plastic and Reconstructive Surgery
Metrics
H-Index
i10 Index
Citation
6
3
107
Ayat ElsherifMd
General Surgery
Sugical Oncology
Organ Transplantation
Metrics
H-Index
i10 Index
Citation
6
3
100
Kamil Erozkan
Colorectal Surgery
Surgical Oncology
Surgery
Surgical Education
Metrics
H-Index
i10 Index
Citation
4
3
55
Rankings
Ranking Based On Selection: 1
Jihad Kaouk
Metrics
H-Index
i10 Index
Citation Counts
105
477
45,643
Director
Center for Advanced Robotic and Minimally Invasive Surgery
Rankings
Ranking Based On Selection: 2
Andrew Stephenson
Metrics
H-Index
i10 Index
Citation Counts
69
169
18,818
prostate cancer
bladder cancer
testis cancer
kidney cancer
predictive models
Rankings
Ranking Based On Selection: 3
Matthew Kalady
Metrics
H-Index
i10 Index
Citation Counts
63
195
15,127
Rankings
Ranking Based On Selection: 4
Sangeeta Kashyap
Metrics
H-Index
i10 Index
Citation Counts
61
130
25,822
diabetes
obesity
bariatric surgery
insulin resistance
beta cell function
Rankings
Ranking Based On Selection: 5
Brian Gastman
Metrics
H-Index
i10 Index
Citation Counts
51
118
8,560
Melanoma
head and neck cancer
microsurgery
face transplantation
immunotherapy
Rankings
Ranking Based On Selection: 6
Gareth Morris-Stiff
Metrics
H-Index
i10 Index
Citation Counts
49
149
8,104
Surgery of the Liver
Pancreas
Gallbladder
and Bile Duct
Surgical Oncology
Rankings
Ranking Based On Selection: 7
Choon Hyuck David Kwon
Metrics
H-Index
i10 Index
Citation Counts
46
190
8,870
Laparoscopic liver resection
living donor liver transplantation
Rankings
Ranking Based On Selection: 8
Matthew Kroh
Metrics
H-Index
i10 Index
Citation Counts
39
100
5,997
Rankings
Ranking Based On Selection: 9
Eric K Johnson
Metrics
H-Index
i10 Index
Citation Counts
37
65
4,245
Rankings
Ranking Based On Selection: 10
Julie E Lang
Metrics
H-Index
i10 Index
Citation Counts
36
70
4,818
breast cancer
surgical oncology
gene expression
circulating tumor cells
Rankings
Ranking Based On Selection: 11
Ajita Prabhu
Metrics
H-Index
i10 Index
Citation Counts
34
73
3,670
Rankings
Ranking Based On Selection: 12
Clayton Petro
Metrics
H-Index
i10 Index
Citation Counts
27
60
2,483
General Surgery
Hernia
Abdominal Wall Reconstruction
Minimally Invasive Foregut
Rankings
Ranking Based On Selection: 13
Diane M Radford
Metrics
H-Index
i10 Index
Citation Counts
24
33
3,109
Rankings
Ranking Based On Selection: 14
Juan Pablo Pantoja
Metrics
H-Index
i10 Index
Citation Counts
23
46
2,072
Endocrine Surgery
Bariatric Surgery
Laparoscopic Surgery
Rankings
Ranking Based On Selection: 15
Andrew Strong
Metrics
H-Index
i10 Index
Citation Counts
22
40
1,488
Rankings
Ranking Based On Selection: 16
Colin D Gause
Metrics
H-Index
i10 Index
Citation Counts
22
28
1,681
Rankings
Ranking Based On Selection: 17
Stephanie Valente
Metrics
H-Index
i10 Index
Citation Counts
21
36
1,308
Rankings
Ranking Based On Selection: 18
Anuradha R Bhama
Metrics
H-Index
i10 Index
Citation Counts
19
27
4,122
Rankings
Ranking Based On Selection: 19
Mena Boules
Metrics
H-Index
i10 Index
Citation Counts
18
25
1,083
General Surgery
Surgical Endoscopy
Bariatric Surgery
Gastroenterology
Advanced Endoscopy
Rankings
Ranking Based On Selection: 20
Hemasat Alkhatib
Metrics
H-Index
i10 Index
Citation Counts
15
23
719
Rankings
Ranking Based On Selection: 21
Kristen Rumer
Metrics
H-Index
i10 Index
Citation Counts
15
15
1,192
Colorectal surgery
inflammatory bowel disease
immunology
surgical recovery
cell signaling
Rankings
Ranking Based On Selection: 22
Carla F Justiniano
Metrics
H-Index
i10 Index
Citation Counts
14
20
791
Colorectal surgery
outcomes research
health services research
Rankings
Ranking Based On Selection: 23
Mayank Roy
Metrics
H-Index
i10 Index
Citation Counts
14
15
718
Rankings
Ranking Based On Selection: 24
Tim N Beck
Metrics
H-Index
i10 Index
Citation Counts
14
17
879
Endocrine Surgery
Thyroid Cancer
Cancer Biology
Lung Cancer
Head and Neck Cancer
Rankings
Ranking Based On Selection: 25
Yasir Akmal
Metrics
H-Index
i10 Index
Citation Counts
14
18
858
Rankings
Ranking Based On Selection: 26
Shafik Sidani
Metrics
H-Index
i10 Index
Citation Counts
14
15
1,110
Rankings
Ranking Based On Selection: 27
Adam Mace
Metrics
H-Index
i10 Index
Citation Counts
13
13
1,314
Rankings
Ranking Based On Selection: 28
Edwina C Moore
Metrics
H-Index
i10 Index
Citation Counts
10
12
529
Rankings
Ranking Based On Selection: 29
xhileta xhaja
Metrics
H-Index
i10 Index
Citation Counts
10
10
384
digestive disease
colorectal surgery
gastroenerology
Rankings
Ranking Based On Selection: 30
Gabriel Gerardo Díaz Del Gobbo
Metrics
H-Index
i10 Index
Citation Counts
7
5
504
bariatric and metabolic surgery
gastric cancer
foregut surgery
MIS for abdominal wall repair
Rankings
Ranking Based On Selection: 31
Anthony Visioni
Metrics
H-Index
i10 Index
Citation Counts
7
7
567
Rankings
Ranking Based On Selection: 32
Jenny H. Chang
Metrics
H-Index
i10 Index
Citation Counts
6
5
130
Rankings
Ranking Based On Selection: 33
Joel Frieder
Metrics
H-Index
i10 Index
Citation Counts
6
5
114
General surgery
Minimally invasive surgery
Bariatric and metabolic surgery
Rankings
Ranking Based On Selection: 34
Francisco Ferri
Metrics
H-Index
i10 Index
Citation Counts
6
3
107
General Surgery
Bariatric Surgery
Breast Surgical Oncology
Plastic and Reconstructive Surgery
Rankings
Ranking Based On Selection: 35
Ayat ElsherifMd
Metrics
H-Index
i10 Index
Citation Counts
6
3
100
General Surgery
Sugical Oncology
Organ Transplantation
Rankings
Ranking Based On Selection: 36
Anibal La Riva Rincon
Metrics
H-Index
i10 Index
Citation Counts
6
1
82
Rankings
Ranking Based On Selection: 37
Zaid Muslim
Metrics
H-Index
i10 Index
Citation Counts
5
2
63
Rankings
Ranking Based On Selection: 38
Kamil Erozkan
Metrics
H-Index
i10 Index
Citation Counts
4
3
55
Colorectal Surgery
Surgical Oncology
Surgery
Surgical Education
Rankings
Ranking Based On Selection: 39
Yaqeen Qudah
Metrics
H-Index
i10 Index
Citation Counts
3
2
56
Surgery
Bariatrics
MIS
Robotics
Surgical Education
Rankings
Ranking Based On Selection: 40
Rafal R Iskanderian
Metrics
H-Index
i10 Index
Citation Counts
2
1
22
Rankings
Ranking Based On Selection: 41
Betemariam Sharew
Metrics
H-Index
i10 Index
Citation Counts
2
0
17
Rankings
Ranking Based On Selection: 42
Syed Amer Husaain Andrabi
Metrics
H-Index
i10 Index
Citation Counts
1
1
18