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 :1
João Marôco
Statistical Analysis
Structural Equation modelling
Psychometrics
International Large Scale Assess
Metrics
H-Index
i10 Index
Citation
77
327
49,229
* Rankings
Ranking Based On Selection :2
GR Semin
Psychology
embodiment
language
chemosignaling
Metrics
H-Index
i10 Index
Citation
71
185
20,390
* Rankings
Ranking Based On Selection :8
Margarida Alves Martins
early literacy
invented spelling
reading
writing
metacognition ...
Metrics
H-Index
i10 Index
Citation
38
113
6,691
* Rankings
Ranking Based On Selection :9
António J Santos
Child Social Development
Child Behavioral Biology
Metrics
H-Index
i10 Index
Citation
37
82
4,143
* Rankings
Ranking Based On Selection :12
Pedro Alexandre Costa
Same-Gender Families
Sexual Orientation & Gender Identity
Attitudes
Sexual Prejudice
Metrics
H-Index
i10 Index
Citation
27
40
2,087
* Rankings
Ranking Based On Selection :16
Filipa Pimenta
Menopausa (menopause)
Obesidade (Obesity)
Perda de peso (Weight loss)
Psicologia da saúde (Health Psychology)
Metrics
H-Index
i10 Index
Citation
23
43
1,510
* Rankings
Ranking Based On Selection :17
Carla Sousa Santos
Conservation Genetics
Populations Genetics
Freshwater Fish Conservation
River Restoration
Metrics
H-Index
i10 Index
Citation
23
51
2,140
* Rankings
Ranking Based On Selection :19
Joana I Robalo
evolutionary genetics
phylogeny
phylogeography
freshwater and marine fishes
Metrics
H-Index
i10 Index
Citation
22
52
1,994
* Rankings
Ranking Based On Selection :21
Rui Miguel Costa
Sexual behavior
personality
psychoneuroendocrinology
psychophysiology
Metrics
H-Index
i10 Index
Citation
21
40
2,000
* Rankings
Ranking Based On Selection :22
Manuel E Dos Santos
Behaviour. Bioacoustics. Communication. Aquatic Mammals
Metrics
H-Index
i10 Index
Citation
21
26
1,265
* Rankings
Ranking Based On Selection :25
Miguel Basto Pereira
juvenile delinquency
crime
social marginalization
childhood adversity
Metrics
H-Index
i10 Index
Citation
18
27
1,304
* Rankings
Ranking Based On Selection :26
Pedro Marques Quinteiro
Human Resources
Teamwork
Leadership
Complex Adaptive Systems
Extreme Environments
Metrics
H-Index
i10 Index
Citation
17
23
1,497
* Rankings
Ranking Based On Selection :28
JR Daniel
Research Methods in Psychology
Developmental Psychology
Social Network Analysis
Data Analysis
Metrics
H-Index
i10 Index
Citation
17
25
1,144
* Rankings
Ranking Based On Selection :32
Letizia Campioni
MARE- Marine and Environmental Sciences Centre ISPA - Instituto Universitário
Metrics
H-Index
i10 Index
Citation
16
26
1,108
* Rankings
Ranking Based On Selection :33
Alexandra Ferreira Valente
Chronic Pain
Dor Crónica
Health Psychology
Psicologia da Saúde
Metrics
H-Index
i10 Index
Citation
16
23
3,303
* Rankings
Ranking Based On Selection :35
Sara M Francisco
phylogeography
phylogeny
inshore organisms
interannual fluctuations of genetic diversity
effective population size.
Metrics
H-Index
i10 Index
Citation
15
21
701
* Rankings
Ranking Based On Selection :36
Carla Fernandes
Developmental Psychology
Attachment
Social Competence
Peer Interactions
Parenting
Metrics
H-Index
i10 Index
Citation
14
16
652
* Rankings
Ranking Based On Selection :37
Cláudia Carvalho
sugestionabilidade
hipnose
placebo
adesão terapêutica
Metrics
H-Index
i10 Index
Citation
14
18
1,559
* Rankings
Ranking Based On Selection :39
Paulo Am Marques
biological conservation
soundscapes research
migration
bird reproduction
Metrics
H-Index
i10 Index
Citation
13
17
471
* Rankings
Ranking Based On Selection :40
Jorge S. Martins
Addiction
Cognitive Control
Incentive Salience
Reward Deficiency
Metrics
H-Index
i10 Index
Citation
12
12
460
* Rankings
Ranking Based On Selection :42
Rui Bártolo-Ribeiro
Psychological Assessment
Personnel Selection
Psychometrics
Metrics
H-Index
i10 Index
Citation
12
16
419
* Rankings
Ranking Based On Selection :47
Carlos Lopes
literacia da informação
recursos eletrónicos
bibliometria
escrita académica
Literacia em saúde
Metrics
H-Index
i10 Index
Citation
11
16
478
* Rankings
Ranking Based On Selection :50
Goncalo Silva
Climate Change
adaptation
marine fish monitoring
Marine Protected Areas
Metrics
H-Index
i10 Index
Citation
9
9
504
* Rankings
Ranking Based On Selection :51
Maria Fátima JorgeMonteiro
mental health
empowerment
mutual help
community
Metrics
H-Index
i10 Index
Citation
9
9
238
* Rankings
Ranking Based On Selection :54
Ana F Lopes
ocean acidification
climate change
behaviour
fish ecology
Metrics
H-Index
i10 Index
Citation
8
7
206
* Rankings
Ranking Based On Selection :57
Cristina S Lima
Biologia
biologia marinha
conservação
biologia aquática continental
biologia evolutiva
Metrics
H-Index
i10 Index
Citation
7
4
107
* Rankings
Ranking Based On Selection :58
Csongor Juhos
Psicanálise
Psicoterapia Psicanalítica
Anxiedade
Pânico
Novas Tecnologias
Metrics
H-Index
i10 Index
Citation
7
7
259
* Rankings
Ranking Based On Selection :61
Ana-Teresa Brito
Early Childhood Education
Early Childhood Intervention
Inclusion
Professional development
Metrics
H-Index
i10 Index
Citation
6
4
248
* Rankings
Ranking Based On Selection :65
Maria Sofia Seabra Pereira
Desenvolvimento moral
Desenvolvimento emocional
Desenvolvimento social
Metrics
H-Index
i10 Index
Citation
5
4
71
* Rankings
Ranking Based On Selection :66
Filipe Loureiro
Intuition
Individual differences
Judgment and Decision Making
Social Cognition
Attitudes
Metrics
H-Index
i10 Index
Citation
4
1
98
* Rankings
Ranking Based On Selection :67
Julie Mestre
Marine ecology
Movement ecology
Marine megafauna
Quantitative ecology
Marine conservation
Metrics
H-Index
i10 Index
Citation
4
1
36
* Rankings
Ranking Based On Selection :71
João Martins
social psychology
social cognition
attitudes
elaboration
R
Metrics
H-Index
i10 Index
Citation
3
1
25
Elsa Da Conceição Rodrigues
Organisational Psychology
Workplace Loneliness
Burnout
Positive Psychology
Metrics
H-Index
i10 Index
Citation
1
0
7
Catarina De Figueiroa-Rego
Psychology
Health & well-being
Work-related psychosocial risk factors
Human resources management
Organizational development
Metrics
H-Index
i10 Index
Citation
1
0
1
Rankings
Ranking Based On Selection: 1
João Marôco
Metrics
H-Index
i10 Index
Citation Counts
77
327
49,229
Statistical Analysis
Structural Equation modelling
Psychometrics
International Large Scale Assess
Rankings
Ranking Based On Selection: 2
GR Semin
Metrics
H-Index
i10 Index
Citation Counts
71
185
20,390
Psychology
embodiment
language
chemosignaling
Rankings
Ranking Based On Selection: 3
Rui Oliveira
Metrics
H-Index
i10 Index
Citation Counts
63
202
14,338
Rankings
Ranking Based On Selection: 4
Peter Mcgregor
Metrics
H-Index
i10 Index
Citation Counts
60
112
11,143
Rankings
Ranking Based On Selection: 5
İsabel Leal
Metrics
H-Index
i10 Index
Citation Counts
53
249
11,826
Rankings
Ranking Based On Selection: 6
Paulo Catry
Metrics
H-Index
i10 Index
Citation Counts
52
152
8,188
Rankings
Ranking Based On Selection: 7
Manuela Verissimo
Metrics
H-Index
i10 Index
Citation Counts
44
89
5,209
Rankings
Ranking Based On Selection: 8
Margarida Alves Martins
Metrics
H-Index
i10 Index
Citation Counts
38
113
6,691
early literacy
invented spelling
reading
writing
metacognition ...
Rankings
Ranking Based On Selection: 9
António J Santos
Metrics
H-Index
i10 Index
Citation Counts
37
82
4,143
Child Social Development
Child Behavioral Biology
Rankings
Ranking Based On Selection: 10
Emanuel J. Gonçalves
Metrics
H-Index
i10 Index
Citation Counts
37
87
4,204
Rankings
Ranking Based On Selection: 11
Francisco Peixoto
Metrics
H-Index
i10 Index
Citation Counts
33
67
4,719
Rankings
Ranking Based On Selection: 12
Pedro Alexandre Costa
Metrics
H-Index
i10 Index
Citation Counts
27
40
2,087
Same-Gender Families
Sexual Orientation & Gender Identity
Attitudes
Sexual Prejudice
Rankings
Ranking Based On Selection: 13
Teresa Garcia Marques
Metrics
H-Index
i10 Index
Citation Counts
27
53
5,074
Rankings
Ranking Based On Selection: 14
André Ricardo De Araújo Lima
Metrics
H-Index
i10 Index
Citation Counts
24
30
2,558
Oceanography
Fishery Science
Marine Biology
Marine Pollution
Rankings
Ranking Based On Selection: 15
Ana Carvalheira
Metrics
H-Index
i10 Index
Citation Counts
23
41
2,105
Rankings
Ranking Based On Selection: 16
Filipa Pimenta
Metrics
H-Index
i10 Index
Citation Counts
23
43
1,510
Menopausa (menopause)
Obesidade (Obesity)
Perda de peso (Weight loss)
Psicologia da saúde (Health Psychology)
Rankings
Ranking Based On Selection: 17
Carla Sousa Santos
Metrics
H-Index
i10 Index
Citation Counts
23
51
2,140
Conservation Genetics
Populations Genetics
Freshwater Fish Conservation
River Restoration
Rankings
Ranking Based On Selection: 18
Sofia Von Humboldt
Metrics
H-Index
i10 Index
Citation Counts
22
40
1,410
Rankings
Ranking Based On Selection: 19
Joana I Robalo
Metrics
H-Index
i10 Index
Citation Counts
22
52
1,994
evolutionary genetics
phylogeny
phylogeography
freshwater and marine fishes
Rankings
Ranking Based On Selection: 20
Ana M Faria
Metrics
H-Index
i10 Index
Citation Counts
21
33
1,291
Rankings
Ranking Based On Selection: 21
Rui Miguel Costa
Metrics
H-Index
i10 Index
Citation Counts
21
40
2,000
Sexual behavior
personality
psychoneuroendocrinology
psychophysiology
Rankings
Ranking Based On Selection: 22
Manuel E Dos Santos
Metrics
H-Index
i10 Index
Citation Counts
21
26
1,265
Behaviour. Bioacoustics. Communication. Aquatic Mammals
Rankings
Ranking Based On Selection: 23
Nuno Torres
Metrics
H-Index
i10 Index
Citation Counts
20
32
1,696
Rankings
Ranking Based On Selection: 24
Andre Levy
Metrics
H-Index
i10 Index
Citation Counts
19
23
1,487
Rankings
Ranking Based On Selection: 25
Miguel Basto Pereira
Metrics
H-Index
i10 Index
Citation Counts
18
27
1,304
juvenile delinquency
crime
social marginalization
childhood adversity
Rankings
Ranking Based On Selection: 26
Pedro Marques Quinteiro
Metrics
H-Index
i10 Index
Citation Counts
17
23
1,497
Human Resources
Teamwork
Leadership
Complex Adaptive Systems
Extreme Environments
Rankings
Ranking Based On Selection: 27
Francisco Cesario
Metrics
H-Index
i10 Index
Citation Counts
17
23
1,289
Rankings
Ranking Based On Selection: 28
JR Daniel
Metrics
H-Index
i10 Index
Citation Counts
17
25
1,144
Research Methods in Psychology
Developmental Psychology
Social Network Analysis
Data Analysis
Rankings
Ranking Based On Selection: 29
Eva Diniz Bensaja Dei Schiro
Metrics
H-Index
i10 Index
Citation Counts
17
19
1,047
Rankings
Ranking Based On Selection: 30
Frederico Almada
Metrics
H-Index
i10 Index
Citation Counts
17
22
711
Rankings
Ranking Based On Selection: 31
António Pazo Pires
Metrics
H-Index
i10 Index
Citation Counts
17
30
965
psychotherapy process research
psychoanalysis
Rankings
Ranking Based On Selection: 32
Letizia Campioni
Metrics
H-Index
i10 Index
Citation Counts
16
26
1,108
MARE- Marine and Environmental Sciences Centre ISPA - Instituto Universitário
Rankings
Ranking Based On Selection: 33
Alexandra Ferreira Valente
Metrics
H-Index
i10 Index
Citation Counts
16
23
3,303
Chronic Pain
Dor Crónica
Health Psychology
Psicologia da Saúde
Rankings
Ranking Based On Selection: 34
Marilia Fernandes
Metrics
H-Index
i10 Index
Citation Counts
15
18
795
Rankings
Ranking Based On Selection: 35
Sara M Francisco
Metrics
H-Index
i10 Index
Citation Counts
15
21
701
phylogeography
phylogeny
inshore organisms
interannual fluctuations of genetic diversity
effective population size.
Rankings
Ranking Based On Selection: 36
Carla Fernandes
Metrics
H-Index
i10 Index
Citation Counts
14
16
652
Developmental Psychology
Attachment
Social Competence
Peer Interactions
Parenting
Rankings
Ranking Based On Selection: 37
Cláudia Carvalho
Metrics
H-Index
i10 Index
Citation Counts
14
18
1,559
sugestionabilidade
hipnose
placebo
adesão terapêutica
Rankings
Ranking Based On Selection: 38
Maria João Gouveia
Metrics
H-Index
i10 Index
Citation Counts
14
19
969
Psicologia da Saúde
Avaliação Psicológica
Rankings
Ranking Based On Selection: 39
Paulo Am Marques
Metrics
H-Index
i10 Index
Citation Counts
13
17
471
biological conservation
soundscapes research
migration
bird reproduction
Rankings
Ranking Based On Selection: 40
Jorge S. Martins
Metrics
H-Index
i10 Index
Citation Counts
12
12
460
Addiction
Cognitive Control
Incentive Salience
Reward Deficiency
Rankings
Ranking Based On Selection: 41
Gonçalo A Oliveira
Metrics
H-Index
i10 Index
Citation Counts
12
12
380
Rankings
Ranking Based On Selection: 42
Rui Bártolo-Ribeiro
Metrics
H-Index
i10 Index
Citation Counts
12
16
419
Psychological Assessment
Personnel Selection
Psychometrics
Rankings
Ranking Based On Selection: 43
Joana Pipa
Metrics
H-Index
i10 Index
Citation Counts
12
13
487
Psicologia da Educação
Rankings
Ranking Based On Selection: 44
Paulo Esteves Jorge
Metrics
H-Index
i10 Index
Citation Counts
12
13
601
Animal navigation
Map cues
Atmospheric odors
Neurosciences
Rankings
Ranking Based On Selection: 45
Cristina Vaz De Almeida Vaz De Almeida, C
Metrics
H-Index
i10 Index
Citation Counts
11
14
429
health literacy
health communication
health marketing
Rankings
Ranking Based On Selection: 46
Olívia Ribeiro
Metrics
H-Index
i10 Index
Citation Counts
11
12
415
Rankings
Ranking Based On Selection: 47
Carlos Lopes
Metrics
H-Index
i10 Index
Citation Counts
11
16
478
literacia da informação
recursos eletrónicos
bibliometria
escrita académica
Literacia em saúde
Rankings
Ranking Based On Selection: 48
Duarte Pimentel
Metrics
H-Index
i10 Index
Citation Counts
11
11
342
Rankings
Ranking Based On Selection: 49
Ana Pereira
Metrics
H-Index
i10 Index
Citation Counts
11
11
320
Rankings
Ranking Based On Selection: 50
Goncalo Silva
Metrics
H-Index
i10 Index
Citation Counts
9
9
504
Climate Change
adaptation
marine fish monitoring
Marine Protected Areas
Rankings
Ranking Based On Selection: 51
Maria Fátima JorgeMonteiro
Metrics
H-Index
i10 Index
Citation Counts
9
9
238
mental health
empowerment
mutual help
community
Rankings
Ranking Based On Selection: 52
Ana Nascimento Sabino
Metrics
H-Index
i10 Index
Citation Counts
9
8
230
Rankings
Ranking Based On Selection: 54
Ana F Lopes
Metrics
H-Index
i10 Index
Citation Counts
8
7
206
ocean acidification
climate change
behaviour
fish ecology
Rankings
Ranking Based On Selection: 55
Mariana Miranda
Metrics
H-Index
i10 Index
Citation Counts
8
6
403
Rankings
Ranking Based On Selection: 56
Inês Queiroz-Garcia
Metrics
H-Index
i10 Index
Citation Counts
7
6
308
Psychology
Obesity
Couples
Weight loss
Validation
Rankings
Ranking Based On Selection: 57
Cristina S Lima
Metrics
H-Index
i10 Index
Citation Counts
7
4
107
Biologia
biologia marinha
conservação
biologia aquática continental
biologia evolutiva
Rankings
Ranking Based On Selection: 58
Csongor Juhos
Metrics
H-Index
i10 Index
Citation Counts
7
7
259
Psicanálise
Psicoterapia Psicanalítica
Anxiedade
Pânico
Novas Tecnologias
Rankings
Ranking Based On Selection: 59
Ana Albuquerque
Metrics
H-Index
i10 Index
Citation Counts
7
6
139
Psychology
Literacy
Preschool children
Rankings
Ranking Based On Selection: 60
Joana Mello
Metrics
H-Index
i10 Index
Citation Counts
6
5
196
Rankings
Ranking Based On Selection: 61
Ana-Teresa Brito
Metrics
H-Index
i10 Index
Citation Counts
6
4
248
Early Childhood Education
Early Childhood Intervention
Inclusion
Professional development
Rankings
Ranking Based On Selection: 62
Telma Sousa Almeida
Metrics
H-Index
i10 Index
Citation Counts
5
5
97
Rankings
Ranking Based On Selection: 63
Ana Lapa
Metrics
H-Index
i10 Index
Citation Counts
5
2
70
Rankings
Ranking Based On Selection: 64
Raquel Rosas
Metrics
H-Index
i10 Index
Citation Counts
5
3
99
Rankings
Ranking Based On Selection: 65
Maria Sofia Seabra Pereira
Metrics
H-Index
i10 Index
Citation Counts
5
4
71
Desenvolvimento moral
Desenvolvimento emocional
Desenvolvimento social
Rankings
Ranking Based On Selection: 66
Filipe Loureiro
Metrics
H-Index
i10 Index
Citation Counts
4
1
98
Intuition
Individual differences
Judgment and Decision Making
Social Cognition
Attitudes
Rankings
Ranking Based On Selection: 67
Julie Mestre
Metrics
H-Index
i10 Index
Citation Counts
4
1
36
Marine ecology
Movement ecology
Marine megafauna
Quantitative ecology
Marine conservation
Rankings
Ranking Based On Selection: 68
Daniel Lopes
Metrics
H-Index
i10 Index
Citation Counts
3
2
40
Rankings
Ranking Based On Selection: 69
António Roleira
Metrics
H-Index
i10 Index
Citation Counts
3
2
34
Rankings
Ranking Based On Selection: 70
Cheila Raposo
Metrics
H-Index
i10 Index
Citation Counts
3
1
35
Rankings
Ranking Based On Selection: 71
João Martins
Metrics
H-Index
i10 Index
Citation Counts
3
1
25
social psychology
social cognition
attitudes
elaboration
R
Rankings
Ranking Based On Selection: 72
Elsa Da Conceição Rodrigues
Metrics
H-Index
i10 Index
Citation Counts
1
0
7
Organisational Psychology
Workplace Loneliness
Burnout
Positive Psychology
Rankings
Ranking Based On Selection: 73
Catarina De Figueiroa-Rego
Metrics
H-Index
i10 Index
Citation Counts
1
0
1
Psychology
Health & well-being
Work-related psychosocial risk factors
Human resources management
Organizational development