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 :2
Eileen Martin
Neuropsychology
neurocognitive effects of hiv and drug abuse
addiction
sex differences in drug addiction and HIV
decision making
Metrics
H-Index
i10 Index
Citation
50
119
7,969
James Wyatt
sleep
insomnia
circadian rhythms
sleep disorders
health psychology
Metrics
H-Index
i10 Index
Citation
37
64
9,068
Niranjan S Karnik
Homeless youth
ethics
digital interventions
data science
systems interventions
Metrics
H-Index
i10 Index
Citation
35
97
4,527
Rankings
Ranking Based On Selection: 1
Charmane I Eastman
Metrics
H-Index
i10 Index
Citation Counts
64
97
11,984
shift work
human circadian rhythms
jet lag
sleep
Rankings
Ranking Based On Selection: 2
Eileen Martin
Metrics
H-Index
i10 Index
Citation Counts
50
119
7,969
Neuropsychology
neurocognitive effects of hiv and drug abuse
addiction
sex differences in drug addiction and HIV
decision making
Rankings
Ranking Based On Selection: 3
James Wyatt
Metrics
H-Index
i10 Index
Citation Counts
37
64
9,068
sleep
insomnia
circadian rhythms
sleep disorders
health psychology
Rankings
Ranking Based On Selection: 4
Niranjan S Karnik
Metrics
H-Index
i10 Index
Citation Counts
35
97
4,527
Homeless youth
ethics
digital interventions
data science
systems interventions
Rankings
Ranking Based On Selection: 5
Matteo Respino
Metrics
H-Index
i10 Index
Citation Counts
17
19
2,320
Adult General Psychiatry
Late-Life Mood Disorders
Rankings
Ranking Based On Selection: 6
Tanya Renee' Sorrell
Metrics
H-Index
i10 Index
Citation Counts
6
6
112
Psychiatry
Latino mental health Black mental health
Rankings
Ranking Based On Selection: 7
Riva Shah
Metrics
H-Index
i10 Index
Citation Counts
6
4
120
Rankings
Ranking Based On Selection: 8
Neeral Sheth
Metrics
H-Index
i10 Index
Citation Counts
5
3
71
Rankings
Ranking Based On Selection: 10
Valerie Tobin
Metrics
H-Index
i10 Index
Citation Counts
4
3
82
Rankings
Ranking Based On Selection: 12
Corey Goldstein
Metrics
H-Index
i10 Index
Citation Counts
4
2
109
Rankings
Ranking Based On Selection: 13
Michael Topel
Metrics
H-Index
i10 Index
Citation Counts
2
0
10
Rankings
Ranking Based On Selection: 14
Aniruddha Deka
Metrics
H-Index
i10 Index
Citation Counts
1
0
7