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
Sai Hong Ignatius Ou
Medical Oncology
Targeted therapy
Lung cancer
Developmental therapeutics
Metrics
H-Index
i10 Index
Citation
99
370
56,722
Jason A Zell
Medical Oncology
Gastrointestinal Medical Oncology
Colorectal Cancer
Cancer Prevention
Metrics
H-Index
i10 Index
Citation
40
79
8,019
Ali Ghassan Darwish
Oncology
Cardiology
Preventive Medicine
Molecular Biology
Virtue Ethics
Metrics
H-Index
i10 Index
Citation
1
0
3
Rankings
Ranking Based On Selection: 1
Sai Hong Ignatius Ou
Metrics
H-Index
i10 Index
Citation Counts
99
370
56,722
Medical Oncology
Targeted therapy
Lung cancer
Developmental therapeutics
Rankings
Ranking Based On Selection: 2
Jason A Zell
Metrics
H-Index
i10 Index
Citation Counts
40
79
8,019
Medical Oncology
Gastrointestinal Medical Oncology
Colorectal Cancer
Cancer Prevention
Rankings
Ranking Based On Selection: 3
Pierre Montay Gruel
Metrics
H-Index
i10 Index
Citation Counts
15
17
2,952
Rankings
Ranking Based On Selection: 4
Dante Roa
Metrics
H-Index
i10 Index
Citation Counts
12
14
562
stereotactic radiosurgery with VMAT
treatment planning
Rankings
Ranking Based On Selection: 5
Parima Daroui
Metrics
H-Index
i10 Index
Citation Counts
9
9
456
Rankings
Ranking Based On Selection: 6
Ali Ghassan Darwish
Metrics
H-Index
i10 Index
Citation Counts
1
0
3
Oncology
Cardiology
Preventive Medicine
Molecular Biology
Virtue Ethics