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: 1
John M Davis
Psychiatry Pharmacology nutrition psychology
Metrics
H-Index
i10 Index
Citation
146
860
99,288
* Rankings
Ranking Based On Selection: 2
Pauline M Maki
Women's Health
psychiatry
psychology
menopause
HIV
Metrics
H-Index
i10 Index
Citation
69
179
21,002
* Rankings
Ranking Based On Selection: 4
Marc S Atkins
Children's mental health
school based mental health services
Metrics
H-Index
i10 Index
Citation
60
112
14,942
* Rankings
Ranking Based On Selection: 6
Neil R Smalheiser
neuroscience
knowledge discovery. text mining
science of science
Metrics
H-Index
i10 Index
Citation
56
115
12,525
* Rankings
Ranking Based On Selection: 7
Graziano Pinna
Psychiatric disorders
neuropharmacology
PTSD
drug development
biomarkers
Metrics
H-Index
i10 Index
Citation
49
93
7,833
* Rankings
Ranking Based On Selection: 10
Olusola Olu Ajilore
Neuroscience
psychiatry
neuroimaging
mood disorders
Metrics
H-Index
i10 Index
Citation
42
113
5,466

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* Rankings
Ranking Based On Selection: 12
Jason R Soble
Clinical Neuropsychology
Traumatic Brain Injury
Performance Validity
Assessment
Metrics
H-Index
i10 Index
Citation
33
73
3,382
Joseph Ikekwere
Medicine
Healthcare
Pediatric Psychiatry
Public Health
Mental Health
Metrics
H-Index
i10 Index
Citation
4
2
73
Amber May
Child Psychiatry
mood disorders
anxiety disorders
trauma work
mindfulness
Metrics
H-Index
i10 Index
Citation
3
1
65
Rankings
Ranking Based On Selection: 1
John M Davis
Metrics
H-Index
i10 Index
Citation Counts
146
860
99,288
Rankings
Ranking Based On Selection: 2
Pauline M Maki
Metrics
H-Index
i10 Index
Citation Counts
69
179
21,002
Women's Health
psychiatry
psychology
menopause
HIV
Rankings
Ranking Based On Selection: 3
Judith Cook
Metrics
H-Index
i10 Index
Citation Counts
69
205
20,038
Rankings
Ranking Based On Selection: 4
Marc S Atkins
Metrics
H-Index
i10 Index
Citation Counts
60
112
14,942
Children's mental health
school based mental health services
Rankings
Ranking Based On Selection: 5
Carl Bell
Metrics
H-Index
i10 Index
Citation Counts
60
158
16,935
Rankings
Ranking Based On Selection: 6
Neil R Smalheiser
Metrics
H-Index
i10 Index
Citation Counts
56
115
12,525
neuroscience
knowledge discovery. text mining
science of science
Rankings
Ranking Based On Selection: 7
Graziano Pinna
Metrics
H-Index
i10 Index
Citation Counts
49
93
7,833
Psychiatric disorders
neuropharmacology
PTSD
drug development
biomarkers
Rankings
Ranking Based On Selection: 8
John Larson
Metrics
H-Index
i10 Index
Citation Counts
47
79
11,234
Rankings
Ranking Based On Selection: 9
Stevan Weine
Metrics
H-Index
i10 Index
Citation Counts
44
90
8,110
Rankings
Ranking Based On Selection: 10
Olusola Olu Ajilore
Metrics
H-Index
i10 Index
Citation Counts
42
113
5,466
Neuroscience
psychiatry
neuroimaging
mood disorders

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
Amy W Lasek
Metrics
H-Index
i10 Index
Citation Counts
34
55
3,199
Rankings
Ranking Based On Selection: 12
Jason R Soble
Metrics
H-Index
i10 Index
Citation Counts
33
73
3,382
Clinical Neuropsychology
Traumatic Brain Injury
Performance Validity
Assessment
Rankings
Ranking Based On Selection: 14
Robert W Marvin
Metrics
H-Index
i10 Index
Citation Counts
10
11
585
Schizophrenia
Psychotherapy
Residency Education
ECT
Rankings
Ranking Based On Selection: 15
Joseph Ikekwere
Metrics
H-Index
i10 Index
Citation Counts
4
2
73
Medicine
Healthcare
Pediatric Psychiatry
Public Health
Mental Health
Rankings
Ranking Based On Selection: 16
Amber May
Metrics
H-Index
i10 Index
Citation Counts
3
1
65
Child Psychiatry
mood disorders
anxiety disorders
trauma work
mindfulness
Rankings
Ranking Based On Selection: 17
Eric Reed
Metrics
H-Index
i10 Index
Citation Counts
2
0
14