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.

Sarah J. Shoemaker-Hunt|Sarah J. Shoemaker
Health services research
implementation scientist
opioid prescribing
primary care
Metrics
H-Index
i10 Index
Citation
19
25
2,772
Sean McClellan
Implementation science
organizational theory
healthcare organizations
mental health policy
Metrics
H-Index
i10 Index
Citation
12
13
837
Jonathan Cali
health systems
neglected tropical diseases
health financing
behavioral economics
Metrics
H-Index
i10 Index
Citation
6
5
113
Rankings
Ranking Based On Selection: 1
Laura C. Thornton
Metrics
H-Index
i10 Index
Citation Counts
21
33
3,326
Rankings
Ranking Based On Selection: 2
Sarah J. Shoemaker-Hunt|Sarah J. Shoemaker
Metrics
H-Index
i10 Index
Citation Counts
19
25
2,772
Health services research
implementation scientist
opioid prescribing
primary care
Rankings
Ranking Based On Selection: 3
R Fryatt
Metrics
H-Index
i10 Index
Citation Counts
15
19
1,030
Rankings
Ranking Based On Selection: 4
Sean McClellan
Metrics
H-Index
i10 Index
Citation Counts
12
13
837
Implementation science
organizational theory
healthcare organizations
mental health policy
Rankings
Ranking Based On Selection: 5
Alicia C Sparks
Metrics
H-Index
i10 Index
Citation Counts
7
7
313
Rankings
Ranking Based On Selection: 6
Jonathan Cali
Metrics
H-Index
i10 Index
Citation Counts
6
5
113
health systems
neglected tropical diseases
health financing
behavioral economics
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