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
Ron Plotnikoff
Physical Activity & Public Health
Exercise Psychology
Health Education
Health Psychology
Health Promotion
Metrics
H-Index
i10 Index
Citation
94
331
32,838
* Rankings
Ranking Based On Selection: 2
Andrew Heathcote
Psychology Cognitive Science Respone Time Memory
Metrics
H-Index
i10 Index
Citation
61
169
15,586
* Rankings
Ranking Based On Selection: 3
scott brown
psychology
response time
estimation
mathematical models
Metrics
H-Index
i10 Index
Citation
56
127
16,332
* Rankings
Ranking Based On Selection: 5
Mark Rubin
Social Psychology
Intergroup Relations
Social Identity
Social Class
Metascience
Metrics
H-Index
i10 Index
Citation
46
92
13,646
Robert Dudley
Psychology
Psychosis
CBT
Delusions
Visual hallucinations
Metrics
H-Index
i10 Index
Citation
38
85
6,767
* Rankings
Ranking Based On Selection: 10
Alan Hayes
Developmental psychology
families and community services
Metrics
H-Index
i10 Index
Citation
33
77
3,589

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: 12
Ross Bernard Wilkinson
attachment
relationships
psychological health
mindfulness
clinical psychology
Metrics
H-Index
i10 Index
Citation
27
40
4,025
* Rankings
Ranking Based On Selection: 13
Myles Young
Men's Health
Weight Loss
Mental Health
Physical Activity
Metrics
H-Index
i10 Index
Citation
26
46
3,007
* Rankings
Ranking Based On Selection: 14
Kirby Sainsbury
health psychology
health behaviour change
interventions
Metrics
H-Index
i10 Index
Citation
26
38
2,185
* Rankings
Ranking Based On Selection: 15
Paula Wye
Behaviour change
organisational change
Metrics
H-Index
i10 Index
Citation
25
45
1,574
* Rankings
Ranking Based On Selection: 16
Ami Eidels
Cognitive Psychology
Cognitive Modeling
Cognitive Workload
Capacity
Configural Processes
Metrics
H-Index
i10 Index
Citation
24
43
2,083
* Rankings
Ranking Based On Selection: 18
Brian K Saxby
Cognition
neuropsychology
hypertension
dementia
ageing
Metrics
H-Index
i10 Index
Citation
22
22
2,751
* Rankings
Ranking Based On Selection: 19
Kerry Chalmers
psychology
nutrition
memory
development
Metrics
H-Index
i10 Index
Citation
19
25
1,033
* Rankings
Ranking Based On Selection: 20
Fiona Gullon Scott
Autism
Asperger syndrome
neurodevelopmental disorders
Metrics
H-Index
i10 Index
Citation
18
24
5,850
* Rankings
Ranking Based On Selection: 22
Jamin Day
Psychology
Digital mental health
Parenting and families
Psychological measurement
Metrics
H-Index
i10 Index
Citation
17
23
2,621
* Rankings
Ranking Based On Selection: 23
Manikam Pillay
Resilience management
organizational behaviour
Occupational psychology
Metrics
H-Index
i10 Index
Citation
17
32
1,237
* Rankings
Ranking Based On Selection: 24
Linda Penn
Diabetes prevention
public health
health psychology
intervention
behaviour change
Metrics
H-Index
i10 Index
Citation
17
24
1,656
* Rankings
Ranking Based On Selection: 25
Lucy J Robinson
Clinical Psychology
Neuropsychology
mood disorders
cognitive function
medically unexplained symptoms
Metrics
H-Index
i10 Index
Citation
17
22
3,294
* Rankings
Ranking Based On Selection: 26
Morven C Brown
health psychology
behaviour change
cancer survivorship
childhood cancer
psycho-oncology
Metrics
H-Index
i10 Index
Citation
16
19
1,844
* Rankings
Ranking Based On Selection: 27
Michelle Kelly
social cognition
empathy
mental health
brain injury
dementia
Metrics
H-Index
i10 Index
Citation
15
18
857
* Rankings
Ranking Based On Selection: 28
Bryan Paton
Sensory Neuroscience
Consciousness studies
Metrics
H-Index
i10 Index
Citation
15
23
1,425
* Rankings
Ranking Based On Selection: 29
Emily Freeman
Psychology
Cognition
Child Development
Fathering
Metrics
H-Index
i10 Index
Citation
15
17
1,267
* Rankings
Ranking Based On Selection: 30
Sally A Hunt
Clinical Psychology
Addiction
Mental Health
Alcohol
Metrics
H-Index
i10 Index
Citation
12
14
1,109
Laura Lindsey
Patient experience
health psychology
public health
clinical education research
Metrics
H-Index
i10 Index
Citation
8
6
449
Lee Averell
Hierarchical Bayesian models
Cognitive modelling
Epigenetic mechanisms
Memory
Forgetting
Metrics
H-Index
i10 Index
Citation
6
5
822
Damianidou Despoina
Psychology
Cognitive psychology
Clinical Psychology
Applied Cognitive Technology
Assistive Technology
Metrics
H-Index
i10 Index
Citation
5
5
119
Patrick Rosenkranz
Psychology of Religion
Cognitive Science of Religion
Psychology Learning and Teaching
Metrics
H-Index
i10 Index
Citation
4
3
52
Ayah Sarhan
Psychology
Education
Effective Communication
Collaborative Relationships
Metrics
H-Index
i10 Index
Citation
3
2
37
Rankings
Ranking Based On Selection: 1
Ron Plotnikoff
Metrics
H-Index
i10 Index
Citation Counts
94
331
32,838
Physical Activity & Public Health
Exercise Psychology
Health Education
Health Psychology
Health Promotion
Rankings
Ranking Based On Selection: 2
Andrew Heathcote
Metrics
H-Index
i10 Index
Citation Counts
61
169
15,586
Psychology Cognitive Science Respone Time Memory
Rankings
Ranking Based On Selection: 3
scott brown
Metrics
H-Index
i10 Index
Citation Counts
56
127
16,332
psychology
response time
estimation
mathematical models
Rankings
Ranking Based On Selection: 4
Peter Gallagher
Metrics
H-Index
i10 Index
Citation Counts
54
108
11,424
Rankings
Ranking Based On Selection: 5
Mark Rubin
Metrics
H-Index
i10 Index
Citation Counts
46
92
13,646
Social Psychology
Intergroup Relations
Social Identity
Social Class
Metascience
Rankings
Ranking Based On Selection: 6
Frini Karayanidis
Metrics
H-Index
i10 Index
Citation Counts
45
79
6,054
Rankings
Ranking Based On Selection: 7
Robert Dudley
Metrics
H-Index
i10 Index
Citation Counts
38
85
6,767
Psychology
Psychosis
CBT
Delusions
Visual hallucinations
Rankings
Ranking Based On Selection: 8
Amy Waller
Metrics
H-Index
i10 Index
Citation Counts
36
66
4,578
Rankings
Ranking Based On Selection: 9
Gwyneth Doherty Sneddon
Metrics
H-Index
i10 Index
Citation Counts
33
45
7,316
Rankings
Ranking Based On Selection: 10
Alan Hayes
Metrics
H-Index
i10 Index
Citation Counts
33
77
3,589
Developmental psychology
families and community services

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
Guy Hawkins
Metrics
H-Index
i10 Index
Citation Counts
29
47
2,532
Rankings
Ranking Based On Selection: 12
Ross Bernard Wilkinson
Metrics
H-Index
i10 Index
Citation Counts
27
40
4,025
attachment
relationships
psychological health
mindfulness
clinical psychology
Rankings
Ranking Based On Selection: 13
Myles Young
Metrics
H-Index
i10 Index
Citation Counts
26
46
3,007
Men's Health
Weight Loss
Mental Health
Physical Activity
Rankings
Ranking Based On Selection: 14
Kirby Sainsbury
Metrics
H-Index
i10 Index
Citation Counts
26
38
2,185
health psychology
health behaviour change
interventions
Rankings
Ranking Based On Selection: 15
Paula Wye
Metrics
H-Index
i10 Index
Citation Counts
25
45
1,574
Behaviour change
organisational change
Rankings
Ranking Based On Selection: 16
Ami Eidels
Metrics
H-Index
i10 Index
Citation Counts
24
43
2,083
Cognitive Psychology
Cognitive Modeling
Cognitive Workload
Capacity
Configural Processes
Rankings
Ranking Based On Selection: 17
Sean Anthony Halpin
Metrics
H-Index
i10 Index
Citation Counts
23
35
1,992
Rankings
Ranking Based On Selection: 18
Brian K Saxby
Metrics
H-Index
i10 Index
Citation Counts
22
22
2,751
Cognition
neuropsychology
hypertension
dementia
ageing
Rankings
Ranking Based On Selection: 19
Kerry Chalmers
Metrics
H-Index
i10 Index
Citation Counts
19
25
1,033
psychology
nutrition
memory
development
Rankings
Ranking Based On Selection: 20
Fiona Gullon Scott
Metrics
H-Index
i10 Index
Citation Counts
18
24
5,850
Autism
Asperger syndrome
neurodevelopmental disorders
Rankings
Ranking Based On Selection: 21
Heather Elaine Douglas
Metrics
H-Index
i10 Index
Citation Counts
18
23
1,698
Personality
Psychometrics
Intelligence
Rankings
Ranking Based On Selection: 22
Jamin Day
Metrics
H-Index
i10 Index
Citation Counts
17
23
2,621
Psychology
Digital mental health
Parenting and families
Psychological measurement
Rankings
Ranking Based On Selection: 23
Manikam Pillay
Metrics
H-Index
i10 Index
Citation Counts
17
32
1,237
Resilience management
organizational behaviour
Occupational psychology
Rankings
Ranking Based On Selection: 24
Linda Penn
Metrics
H-Index
i10 Index
Citation Counts
17
24
1,656
Diabetes prevention
public health
health psychology
intervention
behaviour change
Rankings
Ranking Based On Selection: 25
Lucy J Robinson
Metrics
H-Index
i10 Index
Citation Counts
17
22
3,294
Clinical Psychology
Neuropsychology
mood disorders
cognitive function
medically unexplained symptoms
Rankings
Ranking Based On Selection: 26
Morven C Brown
Metrics
H-Index
i10 Index
Citation Counts
16
19
1,844
health psychology
behaviour change
cancer survivorship
childhood cancer
psycho-oncology
Rankings
Ranking Based On Selection: 27
Michelle Kelly
Metrics
H-Index
i10 Index
Citation Counts
15
18
857
social cognition
empathy
mental health
brain injury
dementia
Rankings
Ranking Based On Selection: 28
Bryan Paton
Metrics
H-Index
i10 Index
Citation Counts
15
23
1,425
Sensory Neuroscience
Consciousness studies
Rankings
Ranking Based On Selection: 29
Emily Freeman
Metrics
H-Index
i10 Index
Citation Counts
15
17
1,267
Psychology
Cognition
Child Development
Fathering
Rankings
Ranking Based On Selection: 30
Sally A Hunt
Metrics
H-Index
i10 Index
Citation Counts
12
14
1,109
Clinical Psychology
Addiction
Mental Health
Alcohol
Rankings
Ranking Based On Selection: 31
Laura Lindsey
Metrics
H-Index
i10 Index
Citation Counts
8
6
449
Patient experience
health psychology
public health
clinical education research
Rankings
Ranking Based On Selection: 32
Lee Averell
Metrics
H-Index
i10 Index
Citation Counts
6
5
822
Hierarchical Bayesian models
Cognitive modelling
Epigenetic mechanisms
Memory
Forgetting
Rankings
Ranking Based On Selection: 33
Amy Fielden
Metrics
H-Index
i10 Index
Citation Counts
6
4
364
Rankings
Ranking Based On Selection: 34
Damianidou Despoina
Metrics
H-Index
i10 Index
Citation Counts
5
5
119
Psychology
Cognitive psychology
Clinical Psychology
Applied Cognitive Technology
Assistive Technology
Rankings
Ranking Based On Selection: 35
Efstathia Tzemou
Metrics
H-Index
i10 Index
Citation Counts
5
4
266
Rankings
Ranking Based On Selection: 36
Anna Chapman
Metrics
H-Index
i10 Index
Citation Counts
5
3
220
Rankings
Ranking Based On Selection: 37
Louisa Jackman
Metrics
H-Index
i10 Index
Citation Counts
5
4
435
dementia
psychological formulation
care homes
Rankings
Ranking Based On Selection: 38
Patrick Rosenkranz
Metrics
H-Index
i10 Index
Citation Counts
4
3
52
Psychology of Religion
Cognitive Science of Religion
Psychology Learning and Teaching
Rankings
Ranking Based On Selection: 39
Ayah Sarhan
Metrics
H-Index
i10 Index
Citation Counts
3
2
37
Psychology
Education
Effective Communication
Collaborative Relationships
Rankings
Ranking Based On Selection: 40
Gemma Ramshaw
Metrics
H-Index
i10 Index
Citation Counts
3
1
25
Rankings
Ranking Based On Selection: 41
Claire Nussey
Metrics
H-Index
i10 Index
Citation Counts
2
2
170