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.

Lauren Pacek
epidemiology
tobacco regulatory science
multiple tobacco product use
Metrics
H-Index
i10 Index
Citation
34
66
3,675
* Rankings
Ranking Based On Selection :5
Chenkai Wu
Epidemiology of Aging
Frailty
Disability
CVD prevention
Metrics
H-Index
i10 Index
Citation
32
58
5,070
Bryan J Luukinen
environmental toxicology
public health
communication
risk communication
Metrics
H-Index
i10 Index
Citation
14
21
881
Meifang Chen
obesity prevention
food insecurity
health disparity
health behavior and promotion
GIS application in public health
Metrics
H-Index
i10 Index
Citation
4
4
89
Rankings
Ranking Based On Selection: 1
Elizabeth Costello
Metrics
H-Index
i10 Index
Citation Counts
131
234
86,516
Rankings
Ranking Based On Selection: 2
Qingyi Wei
Metrics
H-Index
i10 Index
Citation Counts
106
581
46,666
Rankings
Ranking Based On Selection: 3
Truls Østbye
Metrics
H-Index
i10 Index
Citation Counts
95
430
35,683
Rankings
Ranking Based On Selection: 4
Lauren Pacek
Metrics
H-Index
i10 Index
Citation Counts
34
66
3,675
epidemiology
tobacco regulatory science
multiple tobacco product use
Rankings
Ranking Based On Selection: 5
Chenkai Wu
Metrics
H-Index
i10 Index
Citation Counts
32
58
5,070
Rankings
Ranking Based On Selection: 6
Amanda Martelli Eaton
Metrics
H-Index
i10 Index
Citation Counts
29
43
4,320
Rankings
Ranking Based On Selection: 7
Andrey Bortsov
Metrics
H-Index
i10 Index
Citation Counts
29
48
2,461
Rankings
Ranking Based On Selection: 8
Bryan J Luukinen
Metrics
H-Index
i10 Index
Citation Counts
14
21
881
environmental toxicology
public health
communication
risk communication
Rankings
Ranking Based On Selection: 9
Meifang Chen
Metrics
H-Index
i10 Index
Citation Counts
4
4
89
obesity prevention
food insecurity
health disparity
health behavior and promotion
GIS application in public health