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" (873,690 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
RL Batterham
Energy homeostasis
central regulation of appetite and body weight
gut hormones
bariatric surgery
type 2 diabetes
Metrics
H-Index
i10 Index
Citation
78
163
36,910
* Rankings
Ranking Based On Selection: 3
Massimo Malago
Surgery
liver transplantation
live donor
cholangiocarcinoma
Metrics
H-Index
i10 Index
Citation
76
257
19,815
* Rankings
Ranking Based On Selection: 4
Jayant S Vaidya
Breast Cancer
Surgical Oncology
Intraoperative radiotherapy
Breast Surgery
Metrics
H-Index
i10 Index
Citation
44
107
11,025
Zoe Winters
Breast cancer
Breast Surgery
Breast reconstruction
Clinical trials
Quality of Life
Metrics
H-Index
i10 Index
Citation
29
43
2,431
Panagis M Lykoudis
Hepato-pancreato-biliary Surgery
Surgical Oncology
Medical Education
Surgical Training
Metrics
H-Index
i10 Index
Citation
19
33
1,874
Pilar Acedo
HPB Cancers
Early Detection
Photodynamic Therapy
Nanomedicine
Organoids
Metrics
H-Index
i10 Index
Citation
18
21
1,213
Khaled Dawas
Oeosphageal and Gastric surgery
hernia
acid reflux
gall bladder
Metrics
H-Index
i10 Index
Citation
16
23
711

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Lalit Kumar
Colorectal Surgery
Pelvic Floor Disorders
Neuromodulation
Metrics
H-Index
i10 Index
Citation
8
8
454
Crispin Schneider
Hepato-Pancreato-Biliary Surgery
Laparoscopic Surgery
Interventional imaging
Metrics
H-Index
i10 Index
Citation
7
7
235
Zainab Rai
Hepato-pancreatico-biliary disease
cancer
pancreas
physiology
surgery
Metrics
H-Index
i10 Index
Citation
1
1
12
Rankings
Ranking Based On Selection: 1
Brian R Davidson
Metrics
H-Index
i10 Index
Citation Counts
107
485
47,073
Rankings
Ranking Based On Selection: 2
RL Batterham
Metrics
H-Index
i10 Index
Citation Counts
78
163
36,910
Energy homeostasis
central regulation of appetite and body weight
gut hormones
bariatric surgery
type 2 diabetes
Rankings
Ranking Based On Selection: 3
Massimo Malago
Metrics
H-Index
i10 Index
Citation Counts
76
257
19,815
Surgery
liver transplantation
live donor
cholangiocarcinoma
Rankings
Ranking Based On Selection: 4
Jayant S Vaidya
Metrics
H-Index
i10 Index
Citation Counts
44
107
11,025
Breast Cancer
Surgical Oncology
Intraoperative radiotherapy
Breast Surgery
Rankings
Ranking Based On Selection: 5
Zoe Winters
Metrics
H-Index
i10 Index
Citation Counts
29
43
2,431
Breast cancer
Breast Surgery
Breast reconstruction
Clinical trials
Quality of Life
Rankings
Ranking Based On Selection: 6
Panagis M Lykoudis
Metrics
H-Index
i10 Index
Citation Counts
19
33
1,874
Hepato-pancreato-biliary Surgery
Surgical Oncology
Medical Education
Surgical Training
Rankings
Ranking Based On Selection: 7
Zoe Halfacree
Metrics
H-Index
i10 Index
Citation Counts
19
31
844
Rankings
Ranking Based On Selection: 8
Tarek Ezzat Abdel Aziz
Metrics
H-Index
i10 Index
Citation Counts
18
27
1,255
General surgery
Endocrine surgery
Emergency surgery
Rankings
Ranking Based On Selection: 9
Pilar Acedo
Metrics
H-Index
i10 Index
Citation Counts
18
21
1,213
HPB Cancers
Early Detection
Photodynamic Therapy
Nanomedicine
Organoids
Rankings
Ranking Based On Selection: 10
Khaled Dawas
Metrics
H-Index
i10 Index
Citation Counts
16
23
711
Oeosphageal and Gastric surgery
hernia
acid reflux
gall bladder

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
Aqua Asif
Metrics
H-Index
i10 Index
Citation Counts
12
14
534
Rankings
Ranking Based On Selection: 12
Lalit Kumar
Metrics
H-Index
i10 Index
Citation Counts
8
8
454
Colorectal Surgery
Pelvic Floor Disorders
Neuromodulation
Rankings
Ranking Based On Selection: 13
Crispin Schneider
Metrics
H-Index
i10 Index
Citation Counts
7
7
235
Hepato-Pancreato-Biliary Surgery
Laparoscopic Surgery
Interventional imaging
Rankings
Ranking Based On Selection: 14
Zainab Rai
Metrics
H-Index
i10 Index
Citation Counts
1
1
12
Hepato-pancreatico-biliary disease
cancer
pancreas
physiology
surgery