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
Fergal Fleming
GI surgery
Surgical Outcomes
Colorectal cancer
Inflammatory Bowel Disease
Metrics
H-Index
i10 Index
Citation
51
134
8,234
Rankings
Ranking Based On Selection: 1
David C Linehan
Metrics
H-Index
i10 Index
Citation Counts
70
132
23,164
Rankings
Ranking Based On Selection: 2
Fergal Fleming
Metrics
H-Index
i10 Index
Citation Counts
51
134
8,234
GI surgery
Surgical Outcomes
Colorectal cancer
Inflammatory Bowel Disease
Rankings
Ranking Based On Selection: 3
Konstantinos Chouliaras
Metrics
H-Index
i10 Index
Citation Counts
21
40
1,242
General Surgery
Surgery
Surgical Oncology
Oncology
Rankings
Ranking Based On Selection: 4
Joseph M Escandón
Metrics
H-Index
i10 Index
Citation Counts
11
11
362
Rankings
Ranking Based On Selection: 5
Anthony Loria
Metrics
H-Index
i10 Index
Citation Counts
8
7
361
Rankings
Ranking Based On Selection: 6
Neilesh Parikh
Metrics
H-Index
i10 Index
Citation Counts
7
6
449