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
Daniel D Buchanan
Colorectal cancer genomics
Familial colorectal cancer and polyposis syndromes
Lynch syndrome
POLE/POLD1
Serrated Polyposis
Metrics
H-Index
i10 Index
Citation
78
234
23,087
* Rankings
Ranking Based On Selection: 2
Alistair Royse|Alistair George Royse
coronary surgery
echocardiography
total arterial revascularization
Metrics
H-Index
i10 Index
Citation
49
127
9,619
Marcos Perini
Liver surgery
Liver transplantation
Hepatectomy
Biliary surgery
Pancreas surgery
Metrics
H-Index
i10 Index
Citation
25
56
2,548
Rankings
Ranking Based On Selection: 1
Daniel D Buchanan
Metrics
H-Index
i10 Index
Citation Counts
78
234
23,087
Colorectal cancer genomics
Familial colorectal cancer and polyposis syndromes
Lynch syndrome
POLE/POLD1
Serrated Polyposis
Rankings
Ranking Based On Selection: 2
Alistair Royse|Alistair George Royse
Metrics
H-Index
i10 Index
Citation Counts
49
127
9,619
coronary surgery
echocardiography
total arterial revascularization
Rankings
Ranking Based On Selection: 3
Marcos Perini
Metrics
H-Index
i10 Index
Citation Counts
25
56
2,548
Liver surgery
Liver transplantation
Hepatectomy
Biliary surgery
Pancreas surgery
Rankings
Ranking Based On Selection: 4
David Canty
Metrics
H-Index
i10 Index
Citation Counts
23
39
1,856
Rankings
Ranking Based On Selection: 5
Rupert Sherwood
Metrics
H-Index
i10 Index
Citation Counts
1
1
31