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" (870,053 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
Wagner F Gattaz
Schizophrenia
Alzheimer´s Disease
Depression
Brain Development
Metrics
H-Index
i10 Index
Citation
87
351
26,790

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* Rankings
Ranking Based On Selection: 11
Roseli Gedanke Shavitt
Anxiety Disorders
Mood Disorders
Obsessive-Compulsive Spectrum Disorders
Metrics
H-Index
i10 Index
Citation
56
113
9,364
* Rankings
Ranking Based On Selection: 12
João Maurício Castaldelli Maia
Substance Use Disorders
Psychiatric Epidemiology
Tobacco
Medical Education
Social Psychiatry
Metrics
H-Index
i10 Index
Citation
53
129
34,442
* Rankings
Ranking Based On Selection: 14
Arthur Guerra De Andrade
Álcool
tabaco e outras drogas: prevenção
tratamento e epidemiologia
Metrics
H-Index
i10 Index
Citation
48
110
7,101
* Rankings
Ranking Based On Selection: 15
Helena Brentani
Neurodevelopment
Genomics
Bioinformatics
Psychiatric Disorders
Metrics
H-Index
i10 Index
Citation
45
119
8,262
* Rankings
Ranking Based On Selection: 16
Marcia Radanovic
Cognitive Neurology
Dementia
Language
Neurolinguistics
Neuropsychiatry
Metrics
H-Index
i10 Index
Citation
45
81
6,174
* Rankings
Ranking Based On Selection: 18
Hermano Tavares
Psychiatry
Impulse Control Disorders
Primary Care
Gambling
Metrics
H-Index
i10 Index
Citation
40
105
6,561
* Rankings
Ranking Based On Selection: 23
Marcelo Camargo Batistuzzo
Neuropsicologia
Neurociência cognitiva
Psiquiatria
Transtorno Obsessivo-Compulsivo
Metrics
H-Index
i10 Index
Citation
30
54
3,382
* Rankings
Ranking Based On Selection: 27
Antonio Carlos Lopes
obsessive-compulsive disorder
surgery
radiosurgery
neurosurgery
neuroimaging
Metrics
H-Index
i10 Index
Citation
26
33
2,315
Sueli Galera
Enfermagem Psiquiátrica
Família
Reabilitação Psicossocial
Metrics
H-Index
i10 Index
Citation
25
64
2,228
Jacqueline De Souza
saúde mental
apoio social
vulnerabilidade social
gênero feminino
rede social
Metrics
H-Index
i10 Index
Citation
23
60
2,189
Lais Razza
neuromodulation
brain stimulation
cognition
depression
individualization
Metrics
H-Index
i10 Index
Citation
21
29
2,569
Alexandre Andrade Loch
schizophrenia
psychosis
stigma
psychiatric epidemiology
bipolar disorders
Metrics
H-Index
i10 Index
Citation
19
32
1,267
Marco De Tubino Scanavino
comportamento sexual
comportamento sexual de risco
comportamento sexual compulsivo
compulsividade sexual
HIV
Metrics
H-Index
i10 Index
Citation
19
30
1,026
Erica Rosanna Siu
Psychiatry
Alcohol
Drugs
Substance Abuse
Pharmacology
Metrics
H-Index
i10 Index
Citation
19
24
2,432
Paulo Cesar Sandler
Psiquiatria
Dinâmica e grupo
Teoria psicanalítica
Psicanálise
Terapia psicanalítica
Metrics
H-Index
i10 Index
Citation
17
32
1,403
Felipe Corchs
psiquiatria
psicoterapia
psicologia comportamental
neurociências
ansiedade
Metrics
H-Index
i10 Index
Citation
15
18
1,008
Giordano Novak Rossi
Psychedelics
Psychopharmacology
Cannabinoids
Mental Health
Metrics
H-Index
i10 Index
Citation
14
19
624
Juliana Castro
evidence-based health
systematic review
circadian rhythms
psychiatry
Metrics
H-Index
i10 Index
Citation
13
17
727
Silvia De Vincentiis
Medicina
Neurologia
Neurofisiologia Clínica
Epilepsia
Genética
Metrics
H-Index
i10 Index
Citation
12
15
570
Gabriel Okawa Belizario
Bipolar Disorder
Neuropsychology
Psychotherapy
Psychiatry
Metrics
H-Index
i10 Index
Citation
11
13
360
Izio Klein
psychiatry
pharmachology
neuromodulation
brain stimulation
Metrics
H-Index
i10 Index
Citation
10
10
673
Edoardo Filippo De Queiroz Vattimo
Psiquiatria
Transtorno Obsessivo-Compulsivo
Neuroimagem
Psicofarmacologia
Psiquiatria do Desenvolvimento
Metrics
H-Index
i10 Index
Citation
7
5
254
Sophie Deram
Children Obesity
Nutrigenomics
Eating Disorders
Neuroscience eating behavior
Metrics
H-Index
i10 Index
Citation
6
6
310
Gabriel Elias Corrêa-Oliveira
Psychiatry
First Episode Psychosis
Psychosis
Mental Health Services
Psychiatric services
Metrics
H-Index
i10 Index
Citation
5
4
67
Diego Tavares
psiquiatria
depressão
transtorno bipolar
psicofarmacologia
neuromodulação.
Metrics
H-Index
i10 Index
Citation
4
3
209
Suélen Alves
Neuroscience
Neurobiology
Alzheimer's Disease
Parkinson's Disease
Psychiatry
Metrics
H-Index
i10 Index
Citation
4
2
61
Carlos E Rosa
Liaison and Consultation Psychiatry
and Psychosomatic Medicine
Reprodutive and Perinatal Psychiatry
Medical Psycotherapist
N
Metrics
H-Index
i10 Index
Citation
3
3
95
Marcos Signoretti Croci
Psychiatry
Personality Disorders
General Psychiatric Management
Dialectical Behavior Therapy
Mentalization-based treatment
Metrics
H-Index
i10 Index
Citation
2
1
28
Edson Detregiachi
Psiquiatria
Psicanálise
Educação Médica
Filosofia e Epistemologia
Metrics
H-Index
i10 Index
Citation
1
0
4
Rankings
Ranking Based On Selection: 1
Wagner F Gattaz
Metrics
H-Index
i10 Index
Citation Counts
87
351
26,790
Schizophrenia
Alzheimer´s Disease
Depression
Brain Development
Rankings
Ranking Based On Selection: 2
Jaime E Hallak
Metrics
H-Index
i10 Index
Citation Counts
85
308
29,025
Rankings
Ranking Based On Selection: 3
Euripedes Constantino Miguel
Metrics
H-Index
i10 Index
Citation Counts
83
286
24,039
Rankings
Ranking Based On Selection: 4
Antonio Waldo Zuardi
Metrics
H-Index
i10 Index
Citation Counts
82
224
27,105
Rankings
Ranking Based On Selection: 5
Paulo Rossi Menezes
Metrics
H-Index
i10 Index
Citation Counts
76
251
31,659
Rankings
Ranking Based On Selection: 6
Geraldo Busatto
Metrics
H-Index
i10 Index
Citation Counts
76
262
20,213
Rankings
Ranking Based On Selection: 7
Orestes Vicente Forlenza
Metrics
H-Index
i10 Index
Citation Counts
76
222
17,736
Rankings
Ranking Based On Selection: 8
Laura Helena Andrade
Metrics
H-Index
i10 Index
Citation Counts
75
173
36,136
Rankings
Ranking Based On Selection: 9
Polanczyk GV|Polanczyk, Guilherme V, Polanczyk, G
Metrics
H-Index
i10 Index
Citation Counts
64
166
79,672
Rankings
Ranking Based On Selection: 10
Beny Lafer
Metrics
H-Index
i10 Index
Citation Counts
57
168
14,818

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
Roseli Gedanke Shavitt
Metrics
H-Index
i10 Index
Citation Counts
56
113
9,364
Anxiety Disorders
Mood Disorders
Obsessive-Compulsive Spectrum Disorders
Rankings
Ranking Based On Selection: 12
João Maurício Castaldelli Maia
Metrics
H-Index
i10 Index
Citation Counts
53
129
34,442
Substance Use Disorders
Psychiatric Epidemiology
Tobacco
Medical Education
Social Psychiatry
Rankings
Ranking Based On Selection: 13
Cristina Marta Del Ben
Metrics
H-Index
i10 Index
Citation Counts
49
124
8,908
Rankings
Ranking Based On Selection: 14
Arthur Guerra De Andrade
Metrics
H-Index
i10 Index
Citation Counts
48
110
7,101
Álcool
tabaco e outras drogas: prevenção
tratamento e epidemiologia
Rankings
Ranking Based On Selection: 15
Helena Brentani
Metrics
H-Index
i10 Index
Citation Counts
45
119
8,262
Neurodevelopment
Genomics
Bioinformatics
Psychiatric Disorders
Rankings
Ranking Based On Selection: 16
Marcia Radanovic
Metrics
H-Index
i10 Index
Citation Counts
45
81
6,174
Cognitive Neurology
Dementia
Language
Neurolinguistics
Neuropsychiatry
Rankings
Ranking Based On Selection: 17
Ivan Aprahamian
Metrics
H-Index
i10 Index
Citation Counts
40
104
7,449
Rankings
Ranking Based On Selection: 18
Hermano Tavares
Metrics
H-Index
i10 Index
Citation Counts
40
105
6,561
Psychiatry
Impulse Control Disorders
Primary Care
Gambling
Rankings
Ranking Based On Selection: 19
Helio Elkis
Metrics
H-Index
i10 Index
Citation Counts
39
87
6,229
Rankings
Ranking Based On Selection: 20
Renério Fraguas Jr
Metrics
H-Index
i10 Index
Citation Counts
38
65
4,127
Rankings
Ranking Based On Selection: 21
Mario R Louzã
Metrics
H-Index
i10 Index
Citation Counts
34
77
4,464
Rankings
Ranking Based On Selection: 22
Leandro Valiengo
Metrics
H-Index
i10 Index
Citation Counts
33
55
4,486
Rankings
Ranking Based On Selection: 23
Marcelo Camargo Batistuzzo
Metrics
H-Index
i10 Index
Citation Counts
30
54
3,382
Neuropsicologia
Neurociência cognitiva
Psiquiatria
Transtorno Obsessivo-Compulsivo
Rankings
Ranking Based On Selection: 24
Margarita Antonia Villar Luis
Metrics
H-Index
i10 Index
Citation Counts
29
88
3,431
Rankings
Ranking Based On Selection: 25
Maria Alice De Mathis
Metrics
H-Index
i10 Index
Citation Counts
26
34
2,833
Rankings
Ranking Based On Selection: 27
Antonio Carlos Lopes
Metrics
H-Index
i10 Index
Citation Counts
26
33
2,315
obsessive-compulsive disorder
surgery
radiosurgery
neurosurgery
neuroimaging
Rankings
Ranking Based On Selection: 28
Sueli Galera
Metrics
H-Index
i10 Index
Citation Counts
25
64
2,228
Enfermagem Psiquiátrica
Família
Reabilitação Psicossocial
Rankings
Ranking Based On Selection: 29
Andre Malbergier
Metrics
H-Index
i10 Index
Citation Counts
25
43
2,710
Rankings
Ranking Based On Selection: 30
Erikson Felipe Furtado
Metrics
H-Index
i10 Index
Citation Counts
25
43
2,148
Psiquiatria
Psiquiatria da Infância e Adolescência
Rankings
Ranking Based On Selection: 31
Jacqueline De Souza
Metrics
H-Index
i10 Index
Citation Counts
23
60
2,189
saúde mental
apoio social
vulnerabilidade social
gênero feminino
rede social
Rankings
Ranking Based On Selection: 32
Lais Razza
Metrics
H-Index
i10 Index
Citation Counts
21
29
2,569
neuromodulation
brain stimulation
cognition
depression
individualization
Rankings
Ranking Based On Selection: 33
Rafael Faria Sanches
Metrics
H-Index
i10 Index
Citation Counts
21
24
3,982
Rankings
Ranking Based On Selection: 34
Alexandre Andrade Loch
Metrics
H-Index
i10 Index
Citation Counts
19
32
1,267
schizophrenia
psychosis
stigma
psychiatric epidemiology
bipolar disorders
Rankings
Ranking Based On Selection: 35
Marco De Tubino Scanavino
Metrics
H-Index
i10 Index
Citation Counts
19
30
1,026
comportamento sexual
comportamento sexual de risco
comportamento sexual compulsivo
compulsividade sexual
HIV
Rankings
Ranking Based On Selection: 36
Camila Magalhães Silveira
Metrics
H-Index
i10 Index
Citation Counts
19
24
2,315
Rankings
Ranking Based On Selection: 37
Erica Rosanna Siu
Metrics
H-Index
i10 Index
Citation Counts
19
24
2,432
Psychiatry
Alcohol
Drugs
Substance Abuse
Pharmacology
Rankings
Ranking Based On Selection: 38
Daniel LC Costa
Metrics
H-Index
i10 Index
Citation Counts
18
20
1,867
Rankings
Ranking Based On Selection: 39
Jose Gallucci Neto
Metrics
H-Index
i10 Index
Citation Counts
17
20
2,092
Rankings
Ranking Based On Selection: 40
Mateus Bergamaschi
Metrics
H-Index
i10 Index
Citation Counts
17
19
3,687
Rankings
Ranking Based On Selection: 41
Paulo Cesar Sandler
Metrics
H-Index
i10 Index
Citation Counts
17
32
1,403
Psiquiatria
Dinâmica e grupo
Teoria psicanalítica
Psicanálise
Terapia psicanalítica
Rankings
Ranking Based On Selection: 42
Camila Marcelino Loureiro
Metrics
H-Index
i10 Index
Citation Counts
15
18
1,778
Rankings
Ranking Based On Selection: 43
Felipe Corchs
Metrics
H-Index
i10 Index
Citation Counts
15
18
1,008
psiquiatria
psicoterapia
psicologia comportamental
neurociências
ansiedade
Rankings
Ranking Based On Selection: 44
Giordano Novak Rossi
Metrics
H-Index
i10 Index
Citation Counts
14
19
624
Psychedelics
Psychopharmacology
Cannabinoids
Mental Health
Rankings
Ranking Based On Selection: 45
Fabiana Corsi-Zuelli
Metrics
H-Index
i10 Index
Citation Counts
13
15
600
Rankings
Ranking Based On Selection: 46
Daniel Martins De Barros
Metrics
H-Index
i10 Index
Citation Counts
13
17
887
Psiquiatria
Psiquiatria Forense
ética
bioética
Rankings
Ranking Based On Selection: 47
Juliana Castro
Metrics
H-Index
i10 Index
Citation Counts
13
17
727
evidence-based health
systematic review
circadian rhythms
psychiatry
Rankings
Ranking Based On Selection: 48
Silvia De Vincentiis
Metrics
H-Index
i10 Index
Citation Counts
12
15
570
Medicina
Neurologia
Neurofisiologia Clínica
Epilepsia
Genética
Rankings
Ranking Based On Selection: 49
Alexandre Duarte Gigante
Metrics
H-Index
i10 Index
Citation Counts
12
12
696
Rankings
Ranking Based On Selection: 50
Edson Arthur Scherer
Metrics
H-Index
i10 Index
Citation Counts
12
17
674
violência
educação
saúde mental
psiquiatria
Rankings
Ranking Based On Selection: 51
Gabriel Okawa Belizario
Metrics
H-Index
i10 Index
Citation Counts
11
13
360
Bipolar Disorder
Neuropsychology
Psychotherapy
Psychiatry
Rankings
Ranking Based On Selection: 52
Salma Ribeiz
Metrics
H-Index
i10 Index
Citation Counts
11
12
584
Rankings
Ranking Based On Selection: 53
Izio Klein
Metrics
H-Index
i10 Index
Citation Counts
10
10
673
psychiatry
pharmachology
neuromodulation
brain stimulation
Rankings
Ranking Based On Selection: 54
Fernanda Valle Krieger
Metrics
H-Index
i10 Index
Citation Counts
9
9
649
Rankings
Ranking Based On Selection: 56
Lee Fu I
Metrics
H-Index
i10 Index
Citation Counts
9
9
332
Rankings
Ranking Based On Selection: 57
Leandro Michelon
Metrics
H-Index
i10 Index
Citation Counts
9
9
540
Rankings
Ranking Based On Selection: 58
José Diogo Ribeiro De Souza
Metrics
H-Index
i10 Index
Citation Counts
8
8
344
Rankings
Ranking Based On Selection: 59
Monica Kayo
Metrics
H-Index
i10 Index
Citation Counts
8
8
428
Rankings
Ranking Based On Selection: 60
Daniel Augusto Mori Gagliotti
Metrics
H-Index
i10 Index
Citation Counts
8
8
367
Rankings
Ranking Based On Selection: 61
Tatiana Cohab Khafif
Metrics
H-Index
i10 Index
Citation Counts
7
6
242
Rankings
Ranking Based On Selection: 62
Edoardo Filippo De Queiroz Vattimo
Metrics
H-Index
i10 Index
Citation Counts
7
5
254
Psiquiatria
Transtorno Obsessivo-Compulsivo
Neuroimagem
Psicofarmacologia
Psiquiatria do Desenvolvimento
Rankings
Ranking Based On Selection: 63
Vivian Boschesi Barros
Metrics
H-Index
i10 Index
Citation Counts
7
3
90
Rankings
Ranking Based On Selection: 64
Sophie Deram
Metrics
H-Index
i10 Index
Citation Counts
6
6
310
Children Obesity
Nutrigenomics
Eating Disorders
Neuroscience eating behavior
Rankings
Ranking Based On Selection: 66
Matthias Luethi|Matthias luthi
Metrics
H-Index
i10 Index
Citation Counts
6
5
314
brain stimulation
machine learning
neuroimaging
Rankings
Ranking Based On Selection: 67
Ricardo Alexandre Toniolo
Metrics
H-Index
i10 Index
Citation Counts
6
5
199
Rankings
Ranking Based On Selection: 68
Gabriel Elias Corrêa-Oliveira
Metrics
H-Index
i10 Index
Citation Counts
5
4
67
Psychiatry
First Episode Psychosis
Psychosis
Mental Health Services
Psychiatric services
Rankings
Ranking Based On Selection: 69
Sergio Gonçalves Henriques
Metrics
H-Index
i10 Index
Citation Counts
5
5
258
Rankings
Ranking Based On Selection: 70
Danilo Seabra
Metrics
H-Index
i10 Index
Citation Counts
4
4
106
Rankings
Ranking Based On Selection: 71
Priscila Vilela Silveira Bueno
Metrics
H-Index
i10 Index
Citation Counts
4
3
225
Rankings
Ranking Based On Selection: 72
Diego Tavares
Metrics
H-Index
i10 Index
Citation Counts
4
3
209
psiquiatria
depressão
transtorno bipolar
psicofarmacologia
neuromodulação.
Rankings
Ranking Based On Selection: 73
Ana Beatriz Ravagnani Salto
Metrics
H-Index
i10 Index
Citation Counts
4
3
51
Rankings
Ranking Based On Selection: 74
Suélen Alves
Metrics
H-Index
i10 Index
Citation Counts
4
2
61
Neuroscience
Neurobiology
Alzheimer's Disease
Parkinson's Disease
Psychiatry
Rankings
Ranking Based On Selection: 75
Ivan Mario Braun Psiquiatra E Psicoterapeuta
Metrics
H-Index
i10 Index
Citation Counts
4
4
109
Rankings
Ranking Based On Selection: 76
Bruno Pinatti Ferreira De Souza
Metrics
H-Index
i10 Index
Citation Counts
4
2
124
Rankings
Ranking Based On Selection: 77
Carlos E Rosa
Metrics
H-Index
i10 Index
Citation Counts
3
3
95
Liaison and Consultation Psychiatry
and Psychosomatic Medicine
Reprodutive and Perinatal Psychiatry
Medical Psycotherapist
N
Rankings
Ranking Based On Selection: 78
Luca Schilling Goncalves
Metrics
H-Index
i10 Index
Citation Counts
3
3
46
Rankings
Ranking Based On Selection: 80
Marcelo Brañas
Metrics
H-Index
i10 Index
Citation Counts
3
2
46
Rankings
Ranking Based On Selection: 81
Luis Felipe Scarabelot
Metrics
H-Index
i10 Index
Citation Counts
2
2
31
Rankings
Ranking Based On Selection: 82
Marcos Signoretti Croci
Metrics
H-Index
i10 Index
Citation Counts
2
1
28
Psychiatry
Personality Disorders
General Psychiatric Management
Dialectical Behavior Therapy
Mentalization-based treatment
Rankings
Ranking Based On Selection: 83
Vinicius Oliveira De Andrade
Metrics
H-Index
i10 Index
Citation Counts
1
0
4
Rankings
Ranking Based On Selection: 84
Edson Detregiachi
Metrics
H-Index
i10 Index
Citation Counts
1
0
4
Psiquiatria
Psicanálise
Educação Médica
Filosofia e Epistemologia