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.

* Rankings
Ranking Based On Selection: 3
Jay Giedd
Brain Development in Health and Illness
Neuroimaging
Genetics
Behavior
Cognition
Metrics
H-Index
i10 Index
Citation
137
269
106,550
* Rankings
Ranking Based On Selection: 6
Zafiris J Daskalakis
transcranial magnetic stimulation
neurophysiology
depression
schizophrenia
neuroimaging
Metrics
H-Index
i10 Index
Citation
116
460
48,832
* Rankings
Ranking Based On Selection: 8
Susan Tapert
neuroimaging
addictions
adolescence
young adulthood
digital screen media use
Metrics
H-Index
i10 Index
Citation
102
277
35,723
* Rankings
Ranking Based On Selection: 10
Gregory A Aarons
Implementation Science
Leadership and Organizational Change in health
Metrics
H-Index
i10 Index
Citation
85
270
44,514

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* Rankings
Ranking Based On Selection: 11
William Kremen
Behavior Genetics
Cognitive Aging
Alzheimer's Disease
Twin Studies
Metrics
H-Index
i10 Index
Citation
82
271
25,031
* Rankings
Ranking Based On Selection: 14
Gregory Light
oscillations
gamma
mismatch negativity
P300
event-related potentials
Metrics
H-Index
i10 Index
Citation
72
165
18,076
* Rankings
Ranking Based On Selection: 16
Christine Fennema Notestine
Cognitive Neuroscience
Neuroimaging
Alzheimer's Disease
Life-span Aging
HIV
Metrics
H-Index
i10 Index
Citation
66
140
23,554
* Rankings
Ranking Based On Selection: 20
Cinnamon Bloss
social and behavioral impacts of emerging information and biotechnologies
Metrics
H-Index
i10 Index
Citation
56
109
16,447
* Rankings
Ranking Based On Selection: 21
Tiffany Greenwood
genetics
mood disorders
schizophrenia
personality
creativity
Metrics
H-Index
i10 Index
Citation
56
104
22,554
* Rankings
Ranking Based On Selection: 22
Victoria Risbrough
Behavioral Pharmacology
Anxiety Disorders
PTSD
Trauma Disorders
Metrics
H-Index
i10 Index
Citation
55
146
10,819
* Rankings
Ranking Based On Selection: 23
Sanjaya Saxena
obsessive-compulsive disorder
hoarding disorder
brain imaging
psychopharmacology
Metrics
H-Index
i10 Index
Citation
52
65
15,823
* Rankings
Ranking Based On Selection: 26
Janis H Jenkins
Global Mental Health
medical/psychological anthropology
cultural psychiatry
child/adolescent
Latinx & indigenous populations
Metrics
H-Index
i10 Index
Citation
47
71
9,489
* Rankings
Ranking Based On Selection: 27
Lilia M Iakoucheva
Psychiatric diseases
Autism
Schizophrenia
Protein Disorder
Systems Biology
Metrics
H-Index
i10 Index
Citation
45
56
22,498
* Rankings
Ranking Based On Selection: 30
Joanna Jacobus
Neuroimaging
Neuropsychology
Adolescent Brain Development
Adolescent Brain Development and
Metrics
H-Index
i10 Index
Citation
42
70
8,702
* Rankings
Ranking Based On Selection: 31
Matthew Panizzon
Behavior Genetics
Cognition
Structural MRI
Aging
Psychoneuroendocrinology
Metrics
H-Index
i10 Index
Citation
38
56
5,504
* Rankings
Ranking Based On Selection: 33
Hua Jin
psychopharmacology
clinical trial
cognition
schizophrenia
Metrics
H-Index
i10 Index
Citation
34
49
5,880
Frank Haist
Developmental Cognitive Neuroscience
Social Neuroscience
Cognitive Neuroscience
Face Perception
Numerical Cognition
Metrics
H-Index
i10 Index
Citation
29
36
4,124
Andrew W Bismark
Serious Mental Illness (SMI)
Psychophysiology
translational psychiatry
Metrics
H-Index
i10 Index
Citation
19
24
1,296
Tigran Makunts
pharmacology
drug safety
pharmacovigilance
machine learning
psychiatry
Metrics
H-Index
i10 Index
Citation
12
14
506
Aaron Besterman
psychiatry
genetics
medical genetics
psychiatric genetics
behavioral genetics
Metrics
H-Index
i10 Index
Citation
9
9
475
Emily A Troyer
Child & Adolescent Psychiatry
Psychoneuroimmunology
Neuropsychiatry
Metrics
H-Index
i10 Index
Citation
8
8
1,397
Benjamin Z Roberts
Translational Psychiatry
Neuropsychopharmacology
Precision Medicine
Metrics
H-Index
i10 Index
Citation
7
6
189
Claire Edington
history of psychiatry
history of public health
Southeast Asian history
colonial and postcolonial STS
history of drugs and addiction
Metrics
H-Index
i10 Index
Citation
7
5
272
Alan Hsu
psycho-oncology
consultation-liaison psychiatry
collaborative care
Metrics
H-Index
i10 Index
Citation
3
2
51
Sahit Menon
Psychiatry
Child and Adolescent Mental Health
Neuromodulation
Metrics
H-Index
i10 Index
Citation
3
1
27
Molly Patapoff
psychiatry
dissemination and implementation
serious mental illness
schizophrenia
interventions
Metrics
H-Index
i10 Index
Citation
2
1
17
Eric Debbold
Psychiatry
Health Policy
Implementation Science
Health equity
Medical Education
Metrics
H-Index
i10 Index
Citation
1
1
70
Rankings
Ranking Based On Selection: 1
Ming T Tsuang
Metrics
H-Index
i10 Index
Citation Counts
177
794
118,327
Rankings
Ranking Based On Selection: 2
Larry R Squire
Metrics
H-Index
i10 Index
Citation Counts
174
481
145,885
Rankings
Ranking Based On Selection: 3
Jay Giedd
Metrics
H-Index
i10 Index
Citation Counts
137
269
106,550
Brain Development in Health and Illness
Neuroimaging
Genetics
Behavior
Cognition
Rankings
Ranking Based On Selection: 4
Mark A Geyer
Metrics
H-Index
i10 Index
Citation Counts
137
495
69,456
Rankings
Ranking Based On Selection: 5
Walter H Kaye
Metrics
H-Index
i10 Index
Citation Counts
127
385
54,735
Rankings
Ranking Based On Selection: 6
Zafiris J Daskalakis
Metrics
H-Index
i10 Index
Citation Counts
116
460
48,832
transcranial magnetic stimulation
neurophysiology
depression
schizophrenia
neuroimaging
Rankings
Ranking Based On Selection: 7
Swerdlow N
Metrics
H-Index
i10 Index
Citation Counts
103
326
44,114
Rankings
Ranking Based On Selection: 8
Susan Tapert
Metrics
H-Index
i10 Index
Citation Counts
102
277
35,723
neuroimaging
addictions
adolescence
young adulthood
digital screen media use
Rankings
Ranking Based On Selection: 9
John R Kelsoe
Metrics
H-Index
i10 Index
Citation Counts
88
265
35,556
Rankings
Ranking Based On Selection: 10
Gregory A Aarons
Metrics
H-Index
i10 Index
Citation Counts
85
270
44,514
Implementation Science
Leadership and Organizational Change in health

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
William Kremen
Metrics
H-Index
i10 Index
Citation Counts
82
271
25,031
Behavior Genetics
Cognitive Aging
Alzheimer's Disease
Twin Studies
Rankings
Ranking Based On Selection: 13
Kristin Cadenhead
Metrics
H-Index
i10 Index
Citation Counts
74
203
24,604
Rankings
Ranking Based On Selection: 14
Gregory Light
Metrics
H-Index
i10 Index
Citation Counts
72
165
18,076
oscillations
gamma
mismatch negativity
P300
event-related potentials
Rankings
Ranking Based On Selection: 15
Eric Granholm
Metrics
H-Index
i10 Index
Citation Counts
69
140
15,314
Rankings
Ranking Based On Selection: 16
Christine Fennema Notestine
Metrics
H-Index
i10 Index
Citation Counts
66
140
23,554
Cognitive Neuroscience
Neuroimaging
Alzheimer's Disease
Life-span Aging
HIV
Rankings
Ranking Based On Selection: 17
Barry Lebowitz
Metrics
H-Index
i10 Index
Citation Counts
66
126
41,693
Rankings
Ranking Based On Selection: 18
Tamara L Wall
Metrics
H-Index
i10 Index
Citation Counts
59
115
10,361
Rankings
Ranking Based On Selection: 19
Carrie Mcdonald
Metrics
H-Index
i10 Index
Citation Counts
56
138
12,290
Rankings
Ranking Based On Selection: 20
Cinnamon Bloss
Metrics
H-Index
i10 Index
Citation Counts
56
109
16,447
social and behavioral impacts of emerging information and biotechnologies
Rankings
Ranking Based On Selection: 21
Tiffany Greenwood
Metrics
H-Index
i10 Index
Citation Counts
56
104
22,554
genetics
mood disorders
schizophrenia
personality
creativity
Rankings
Ranking Based On Selection: 22
Victoria Risbrough
Metrics
H-Index
i10 Index
Citation Counts
55
146
10,819
Behavioral Pharmacology
Anxiety Disorders
PTSD
Trauma Disorders
Rankings
Ranking Based On Selection: 23
Sanjaya Saxena
Metrics
H-Index
i10 Index
Citation Counts
52
65
15,823
obsessive-compulsive disorder
hoarding disorder
brain imaging
psychopharmacology
Rankings
Ranking Based On Selection: 24
Mark G Myers
Metrics
H-Index
i10 Index
Citation Counts
52
121
10,840
Rankings
Ranking Based On Selection: 25
Wayne A Bardwell
Metrics
H-Index
i10 Index
Citation Counts
51
75
8,255
Sleep apnea
cancer
depression
fatigue
insomnia
Rankings
Ranking Based On Selection: 26
Janis H Jenkins
Metrics
H-Index
i10 Index
Citation Counts
47
71
9,489
Global Mental Health
medical/psychological anthropology
cultural psychiatry
child/adolescent
Latinx & indigenous populations
Rankings
Ranking Based On Selection: 27
Lilia M Iakoucheva
Metrics
H-Index
i10 Index
Citation Counts
45
56
22,498
Psychiatric diseases
Autism
Schizophrenia
Protein Disorder
Systems Biology
Rankings
Ranking Based On Selection: 29
Robert E Clark
Metrics
H-Index
i10 Index
Citation Counts
45
76
16,977
Rankings
Ranking Based On Selection: 30
Joanna Jacobus
Metrics
H-Index
i10 Index
Citation Counts
42
70
8,702
Neuroimaging
Neuropsychology
Adolescent Brain Development
Adolescent Brain Development and
Rankings
Ranking Based On Selection: 31
Matthew Panizzon
Metrics
H-Index
i10 Index
Citation Counts
38
56
5,504
Behavior Genetics
Cognition
Structural MRI
Aging
Psychoneuroendocrinology
Rankings
Ranking Based On Selection: 32
Ryan S Trim
Metrics
H-Index
i10 Index
Citation Counts
35
64
3,690
Rankings
Ranking Based On Selection: 33
Hua Jin
Metrics
H-Index
i10 Index
Citation Counts
34
49
5,880
psychopharmacology
clinical trial
cognition
schizophrenia
Rankings
Ranking Based On Selection: 34
Ellen E Lee
Metrics
H-Index
i10 Index
Citation Counts
33
65
5,178
Rankings
Ranking Based On Selection: 35
Kelly Lee
Metrics
H-Index
i10 Index
Citation Counts
33
63
4,328
Rankings
Ranking Based On Selection: 36
Jyoti Mishra
Metrics
H-Index
i10 Index
Citation Counts
31
61
3,628
Rankings
Ranking Based On Selection: 37
Neal Doran
Metrics
H-Index
i10 Index
Citation Counts
31
63
3,221
Rankings
Ranking Based On Selection: 38
Christopher N Kaufmann
Metrics
H-Index
i10 Index
Citation Counts
30
42
2,587
Rankings
Ranking Based On Selection: 39
Frank Haist
Metrics
H-Index
i10 Index
Citation Counts
29
36
4,124
Developmental Cognitive Neuroscience
Social Neuroscience
Cognitive Neuroscience
Face Perception
Numerical Cognition
Rankings
Ranking Based On Selection: 41
Genetic Epidemiology
Molecular Genetics
Metabolomics
Psychiatry
Lipid Metabolism
Rankings
Ranking Based On Selection: 42
Andrew W Bismark
Metrics
H-Index
i10 Index
Citation Counts
19
24
1,296
Serious Mental Illness (SMI)
Psychophysiology
translational psychiatry
Rankings
Ranking Based On Selection: 43
Samuel Barnes
Metrics
H-Index
i10 Index
Citation Counts
17
18
1,465
Rankings
Ranking Based On Selection: 44
Carla Beth Marienfeld
Metrics
H-Index
i10 Index
Citation Counts
16
21
863
Rankings
Ranking Based On Selection: 47
Nicole Bekman
Metrics
H-Index
i10 Index
Citation Counts
13
13
886
Adolescent Substance Use
Veteran Suicide Prevention
Rankings
Ranking Based On Selection: 48
Tigran Makunts
Metrics
H-Index
i10 Index
Citation Counts
12
14
506
pharmacology
drug safety
pharmacovigilance
machine learning
psychiatry
Rankings
Ranking Based On Selection: 49
Aaron Besterman
Metrics
H-Index
i10 Index
Citation Counts
9
9
475
psychiatry
genetics
medical genetics
psychiatric genetics
behavioral genetics
Rankings
Ranking Based On Selection: 50
Emily A Troyer
Metrics
H-Index
i10 Index
Citation Counts
8
8
1,397
Child & Adolescent Psychiatry
Psychoneuroimmunology
Neuropsychiatry
Rankings
Ranking Based On Selection: 52
Benjamin Z Roberts
Metrics
H-Index
i10 Index
Citation Counts
7
6
189
Translational Psychiatry
Neuropsychopharmacology
Precision Medicine
Rankings
Ranking Based On Selection: 54
Claire Edington
Metrics
H-Index
i10 Index
Citation Counts
7
5
272
history of psychiatry
history of public health
Southeast Asian history
colonial and postcolonial STS
history of drugs and addiction
Rankings
Ranking Based On Selection: 55
Kevin H Yang
Metrics
H-Index
i10 Index
Citation Counts
5
5
226
Rankings
Ranking Based On Selection: 56
Michael David Scur
Metrics
H-Index
i10 Index
Citation Counts
5
5
922
Psychiatry
Trauma
Addiction
Adolescents
Oncology
Rankings
Ranking Based On Selection: 57
Monica Feliz Castillo
Metrics
H-Index
i10 Index
Citation Counts
4
3
196
Rankings
Ranking Based On Selection: 58
Alan Hsu
Metrics
H-Index
i10 Index
Citation Counts
3
2
51
psycho-oncology
consultation-liaison psychiatry
collaborative care
Rankings
Ranking Based On Selection: 59
Sahit Menon
Metrics
H-Index
i10 Index
Citation Counts
3
1
27
Psychiatry
Child and Adolescent Mental Health
Neuromodulation
Rankings
Ranking Based On Selection: 61
Molly Patapoff
Metrics
H-Index
i10 Index
Citation Counts
2
1
17
psychiatry
dissemination and implementation
serious mental illness
schizophrenia
interventions
Rankings
Ranking Based On Selection: 62
Hui Xin Ng
Metrics
H-Index
i10 Index
Citation Counts
2
0
7
Rankings
Ranking Based On Selection: 63
Eric Debbold
Metrics
H-Index
i10 Index
Citation Counts
1
1
70
Psychiatry
Health Policy
Implementation Science
Health equity
Medical Education