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" (873,690 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: 5
Gitendra Uswatte
rehabilitation
stroke
motor recovery
ambulatory monitoring
positive psychology
Metrics
H-Index
i10 Index
Citation
53
89
17,335
Michael Crowe
gerontology
cognitive aging
dementia
geropsychology
mental health
Metrics
H-Index
i10 Index
Citation
44
82
8,045
Olivio J Clay
Health disparities
Caregiving
Social Support
Comorbid Conditions
Metrics
H-Index
i10 Index
Citation
40
65
6,783
* Rankings
Ranking Based On Selection: 10
Kaylee B Crockett
Clinical health psychology
stigma
stress
HIV
multi-morbidities
Metrics
H-Index
i10 Index
Citation
17
21
1,692

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Sofía Mildrum Chana
Digital Mental Health
Health Disparities
Substance Use
Trauma
Clinical Psychology
Metrics
H-Index
i10 Index
Citation
4
3
177
Marlon Goering
Developmental Psychology
Adolescence
Moral Development
Puberty
Metrics
H-Index
i10 Index
Citation
4
3
87
Jonathan Adams
adolescent psychology
delinquency
school behaviors
Metrics
H-Index
i10 Index
Citation
2
2
269
Rankings
Ranking Based On Selection: 1
David Schwebel
Metrics
H-Index
i10 Index
Citation Counts
98
292
224,293
Rankings
Ranking Based On Selection: 2
Karlene Ball
Metrics
H-Index
i10 Index
Citation Counts
80
141
31,432
Rankings
Ranking Based On Selection: 3
Gerhard Stefan Hellemann
Metrics
H-Index
i10 Index
Citation Counts
65
162
14,967
Rankings
Ranking Based On Selection: 4
J Scott Richards
Metrics
H-Index
i10 Index
Citation Counts
54
106
8,964
Rankings
Ranking Based On Selection: 5
Gitendra Uswatte
Metrics
H-Index
i10 Index
Citation Counts
53
89
17,335
rehabilitation
stroke
motor recovery
ambulatory monitoring
positive psychology
Rankings
Ranking Based On Selection: 6
Michael Crowe
Metrics
H-Index
i10 Index
Citation Counts
44
82
8,045
gerontology
cognitive aging
dementia
geropsychology
mental health
Rankings
Ranking Based On Selection: 7
Olivio J Clay
Metrics
H-Index
i10 Index
Citation Counts
40
65
6,783
Health disparities
Caregiving
Social Support
Comorbid Conditions
Rankings
Ranking Based On Selection: 8
PC Chandler Laney
Metrics
H-Index
i10 Index
Citation Counts
32
58
3,913
Obesity
nutrition
psychology
neuroscience
Rankings
Ranking Based On Selection: 9
Diane Tucker
Metrics
H-Index
i10 Index
Citation Counts
31
47
3,496
Rankings
Ranking Based On Selection: 10
Kaylee B Crockett
Metrics
H-Index
i10 Index
Citation Counts
17
21
1,692
Clinical health psychology
stigma
stress
HIV
multi-morbidities

Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast! 

Rankings
Ranking Based On Selection: 11
Cassandra Newsom
Metrics
H-Index
i10 Index
Citation Counts
17
18
1,682
Autism
I/DD
Rare Genetic Disorders
Psychology
Rankings
Ranking Based On Selection: 12
Martinique Perkins Waters
Metrics
H-Index
i10 Index
Citation Counts
15
18
2,330
Caregivers
Gerontology
Psychosocial Outcomes
Rankings
Ranking Based On Selection: 13
Catheryn Orihuela
Metrics
H-Index
i10 Index
Citation Counts
7
5
160
Rankings
Ranking Based On Selection: 14
Sofía Mildrum Chana
Metrics
H-Index
i10 Index
Citation Counts
4
3
177
Digital Mental Health
Health Disparities
Substance Use
Trauma
Clinical Psychology
Rankings
Ranking Based On Selection: 15
Marlon Goering
Metrics
H-Index
i10 Index
Citation Counts
4
3
87
Developmental Psychology
Adolescence
Moral Development
Puberty
Rankings
Ranking Based On Selection: 16
Daniel Kusko
Metrics
H-Index
i10 Index
Citation Counts
4
2
69
Rankings
Ranking Based On Selection: 17
Pavithra Thomas
Metrics
H-Index
i10 Index
Citation Counts
3
1
25
Rankings
Ranking Based On Selection: 18
Jonathan Adams
Metrics
H-Index
i10 Index
Citation Counts
2
2
269
adolescent psychology
delinquency
school behaviors
Rankings
Ranking Based On Selection: 19
Victoria Seghatol-Eslami
Metrics
H-Index
i10 Index
Citation Counts
2
2
71
Rankings
Ranking Based On Selection: 20
William P Wagner
Metrics
H-Index
i10 Index
Citation Counts
1
1
35