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 :3
Yahya Salimi
Clinical and Public health research
Causal Inference
Social Epidemiology
Metrics
H-Index
i10 Index
Citation
38
71
41,305
* Rankings
Ranking Based On Selection :5
Ali Kazemi Karyani
Preferences in health
Discrete Choice Experiment (DCE)
Inequality in health
Public health
Metrics
H-Index
i10 Index
Citation
31
69
39,826
Rankings
Ranking Based On Selection: 1
Farid Najafi
Metrics
H-Index
i10 Index
Citation Counts
59
223
70,065
Rankings
Ranking Based On Selection: 2
Soraya Siabani
Metrics
H-Index
i10 Index
Citation Counts
44
59
81,021
Rankings
Ranking Based On Selection: 3
Yahya Salimi
Metrics
H-Index
i10 Index
Citation Counts
38
71
41,305
Clinical and Public health research
Causal Inference
Social Epidemiology
Rankings
Ranking Based On Selection: 4
Shahab Rezaeian
Metrics
H-Index
i10 Index
Citation Counts
32
85
18,290
Rankings
Ranking Based On Selection: 5
Ali Kazemi Karyani
Metrics
H-Index
i10 Index
Citation Counts
31
69
39,826
Preferences in health
Discrete Choice Experiment (DCE)
Inequality in health
Public health
Rankings
Ranking Based On Selection: 6
Fatemeh Heydarpour
Metrics
H-Index
i10 Index
Citation Counts
27
42
42,909
Rankings
Ranking Based On Selection: 8
Pooyan Afzali Harsini
Metrics
H-Index
i10 Index
Citation Counts
14
22
593
Rankings
Ranking Based On Selection: 9
Yazdan Hamzavi
Metrics
H-Index
i10 Index
Citation Counts
13
18
919