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
Melinde Coetzee
Career and Human Capacity Development
Metrics
H-Index
i10 Index
Citation
50
145
10,149
* Rankings
Ranking Based On Selection :2
Frans Cilliers
Systems Psychodynamics
Positive Psychology
Metrics
H-Index
i10 Index
Citation
33
78
3,456
* Rankings
Ranking Based On Selection :3
Juan A Nel
Hate victimisation
LGBT+ well-being
gay mental health
sexual and gender diversity
affirmative
Metrics
H-Index
i10 Index
Citation
23
38
1,406
* Rankings
Ranking Based On Selection :5
Rudolf M Oosthuizen
Career Psychology
Positive Psychology
Employment Relations
Metrics
H-Index
i10 Index
Citation
20
31
1,438
* Rankings
Ranking Based On Selection :6
Ingrid Potgieter
Employability
Career development
Employee well-being
Personal attributes
Retention
Metrics
H-Index
i10 Index
Citation
19
29
1,104
* Rankings
Ranking Based On Selection :7
Kitty Dumont
Social Psychology
Intergroup Relations
Leadership
Metrics
H-Index
i10 Index
Citation
18
22
1,618
Sanet Van Der Westhuizen
Teaching of Research Methodology
Sense of Coherence
Work-related Sense of Coherence
Student Success
Metrics
H-Index
i10 Index
Citation
16
21
787
Antoni Barnard
psychological wellbeing and adjustment
qualitative research
Metrics
H-Index
i10 Index
Citation
15
20
1,097
* Rankings
Ranking Based On Selection :10
Rene Van Eeden
Psychological assessment
Psychometrics
Leadership
Organisational dynamics
Metrics
H-Index
i10 Index
Citation
15
20
1,426
* Rankings
Ranking Based On Selection :12
Nisha Harry
Sense of coherence
burnout
Career adaptability
hardiness
Metrics
H-Index
i10 Index
Citation
10
10
756
Rebecca Tladinyane
Career Psychology
Personnel Psychology
Organisational Psychology
Metrics
H-Index
i10 Index
Citation
9
9
1,033
Prem Heeralal
Psychology of Education
Science Education and Educational Management
Metrics
H-Index
i10 Index
Citation
8
7
269
Leona Ungerer
Technology-enhanced teaching and learning
consumer psychology
Metrics
H-Index
i10 Index
Citation
8
7
280
Alda Deas
Employee retention
generational diversity
psychological contract
employee relations
Metrics
H-Index
i10 Index
Citation
7
7
146
Masefako Gumani
Gender-based violence
Victim empowerment
Coping and resilience
Police and corrections research
Christianity and mental healt
Metrics
H-Index
i10 Index
Citation
7
4
96
Catherine Govender
neuropsychology
chronic pain
post-TBI intervention
Metrics
H-Index
i10 Index
Citation
7
6
229
Elzabe Nel
Wellbeing
stress
workplace bullying
psychological resources
emotional intelligence
Metrics
H-Index
i10 Index
Citation
6
6
174
Annelize Van Niekerk
Organisational Psychology
Personnel Psychology
Risk Management
Leadership
Integrity
Metrics
H-Index
i10 Index
Citation
6
3
154
Cebile Tebele
Career psychology
generational research
graduateness
Psychological learning capabilities
Metrics
H-Index
i10 Index
Citation
5
4
120
Errolyn L Gordon
Gender-based violence
gender and the workplace
gender and coloured identities
psychology and
Metrics
H-Index
i10 Index
Citation
4
3
184
Mokgata Matjie
Employment/labour relations
leadership
emotional intelligence
career psychology
Metrics
H-Index
i10 Index
Citation
4
1
66
Nomfusi Bekwa
Psychological assessment
psychological development
sense of coherence
wellbeing
Metrics
H-Index
i10 Index
Citation
4
2
59
Segun Emmanuel Adewoye
Cognitive distortions
Cyberbullying
School bullying
LGBTQ
Metrics
H-Index
i10 Index
Citation
4
1
29
Sharonrose Sefora
Psychology
Career Development
Student access and success
Open Distance Learning
Metrics
H-Index
i10 Index
Citation
3
1
26
Johanna Catharina Diedericks
Work engagement
resistance to change
psychological capital
talent management
open distance learning
Metrics
H-Index
i10 Index
Citation
2
2
47
Vhuhwavho
Victim Empowerment
men as victims of abuse
men's experiences and their mental health
Metrics
H-Index
i10 Index
Citation
2
2
45
Vuyani Muleya
Ethics
Testing & Assessment
Afrocentric research
Medico-legal services
Reward and remuneration
Metrics
H-Index
i10 Index
Citation
2
1
18
Linda Steyn
Coaching Psychology
Transpersonal Psychology
Positive Psychology
Personal Transformation
Well-Being
Metrics
H-Index
i10 Index
Citation
2
0
6
Bongani V Mtshweni
Psychology
student success
retention
academic persistence
Metrics
H-Index
i10 Index
Citation
1
0
3
Sharon Govender
inclusive education
educational psychology in South Africa
Metrics
H-Index
i10 Index
Citation
1
0
7
Rankings
Ranking Based On Selection: 1
Melinde Coetzee
Metrics
H-Index
i10 Index
Citation Counts
50
145
10,149
Rankings
Ranking Based On Selection: 2
Frans Cilliers
Metrics
H-Index
i10 Index
Citation Counts
33
78
3,456
Systems Psychodynamics
Positive Psychology
Rankings
Ranking Based On Selection: 3
Juan A Nel
Metrics
H-Index
i10 Index
Citation Counts
23
38
1,406
Hate victimisation
LGBT+ well-being
gay mental health
sexual and gender diversity
affirmative
Rankings
Ranking Based On Selection: 4
Renier Steyn
Metrics
H-Index
i10 Index
Citation Counts
20
36
1,617
Rankings
Ranking Based On Selection: 5
Rudolf M Oosthuizen
Metrics
H-Index
i10 Index
Citation Counts
20
31
1,438
Career Psychology
Positive Psychology
Employment Relations
Rankings
Ranking Based On Selection: 6
Ingrid Potgieter
Metrics
H-Index
i10 Index
Citation Counts
19
29
1,104
Employability
Career development
Employee well-being
Personal attributes
Retention
Rankings
Ranking Based On Selection: 7
Kitty Dumont
Metrics
H-Index
i10 Index
Citation Counts
18
22
1,618
Social Psychology
Intergroup Relations
Leadership
Rankings
Ranking Based On Selection: 8
Sanet Van Der Westhuizen
Metrics
H-Index
i10 Index
Citation Counts
16
21
787
Teaching of Research Methodology
Sense of Coherence
Work-related Sense of Coherence
Student Success
Rankings
Ranking Based On Selection: 9
Antoni Barnard
Metrics
H-Index
i10 Index
Citation Counts
15
20
1,097
psychological wellbeing and adjustment
qualitative research
Rankings
Ranking Based On Selection: 10
Rene Van Eeden
Metrics
H-Index
i10 Index
Citation Counts
15
20
1,426
Psychological assessment
Psychometrics
Leadership
Organisational dynamics
Rankings
Ranking Based On Selection: 11
Monika Dos Santos
Metrics
H-Index
i10 Index
Citation Counts
11
14
586
Rankings
Ranking Based On Selection: 12
Nisha Harry
Metrics
H-Index
i10 Index
Citation Counts
10
10
756
Sense of coherence
burnout
Career adaptability
hardiness
Rankings
Ranking Based On Selection: 13
Rebecca Tladinyane
Metrics
H-Index
i10 Index
Citation Counts
9
9
1,033
Career Psychology
Personnel Psychology
Organisational Psychology
Rankings
Ranking Based On Selection: 14
Sonja Grobler
Metrics
H-Index
i10 Index
Citation Counts
9
8
141
Industrial and Organisational Psychology
Rankings
Ranking Based On Selection: 15
Prem Heeralal
Metrics
H-Index
i10 Index
Citation Counts
8
7
269
Psychology of Education
Science Education and Educational Management
Rankings
Ranking Based On Selection: 16
Leona Ungerer
Metrics
H-Index
i10 Index
Citation Counts
8
7
280
Technology-enhanced teaching and learning
consumer psychology
Rankings
Ranking Based On Selection: 17
Alda Deas
Metrics
H-Index
i10 Index
Citation Counts
7
7
146
Employee retention
generational diversity
psychological contract
employee relations
Rankings
Ranking Based On Selection: 18
Masefako Gumani
Metrics
H-Index
i10 Index
Citation Counts
7
4
96
Gender-based violence
Victim empowerment
Coping and resilience
Police and corrections research
Christianity and mental healt
Rankings
Ranking Based On Selection: 19
Catherine Govender
Metrics
H-Index
i10 Index
Citation Counts
7
6
229
neuropsychology
chronic pain
post-TBI intervention
Rankings
Ranking Based On Selection: 20
Elzabe Nel
Metrics
H-Index
i10 Index
Citation Counts
6
6
174
Wellbeing
stress
workplace bullying
psychological resources
emotional intelligence
Rankings
Ranking Based On Selection: 21
Bianca Rochelle Parry
Metrics
H-Index
i10 Index
Citation Counts
6
5
231
Rankings
Ranking Based On Selection: 22
Mbongiseni Mdakane
Metrics
H-Index
i10 Index
Citation Counts
6
3
134
Rankings
Ranking Based On Selection: 23
Annelize Van Niekerk
Metrics
H-Index
i10 Index
Citation Counts
6
3
154
Organisational Psychology
Personnel Psychology
Risk Management
Leadership
Integrity
Rankings
Ranking Based On Selection: 24
Louise Tonelli
Metrics
H-Index
i10 Index
Citation Counts
5
5
152
Industrial and Organisational Psychology
Rankings
Ranking Based On Selection: 25
Lindokuhle Ubisi
Metrics
H-Index
i10 Index
Citation Counts
5
3
73
Rankings
Ranking Based On Selection: 26
Cebile Tebele
Metrics
H-Index
i10 Index
Citation Counts
5
4
120
Career psychology
generational research
graduateness
Psychological learning capabilities
Rankings
Ranking Based On Selection: 27
Errolyn L Gordon
Metrics
H-Index
i10 Index
Citation Counts
4
3
184
Gender-based violence
gender and the workplace
gender and coloured identities
psychology and
Rankings
Ranking Based On Selection: 28
Mokgata Matjie
Metrics
H-Index
i10 Index
Citation Counts
4
1
66
Employment/labour relations
leadership
emotional intelligence
career psychology
Rankings
Ranking Based On Selection: 29
Nomfusi Bekwa
Metrics
H-Index
i10 Index
Citation Counts
4
2
59
Psychological assessment
psychological development
sense of coherence
wellbeing
Rankings
Ranking Based On Selection: 30
Segun Emmanuel Adewoye
Metrics
H-Index
i10 Index
Citation Counts
4
1
29
Cognitive distortions
Cyberbullying
School bullying
LGBTQ
Rankings
Ranking Based On Selection: 31
Palakatsela Romeo
Metrics
H-Index
i10 Index
Citation Counts
3
2
68
Rankings
Ranking Based On Selection: 32
Sharonrose Sefora
Metrics
H-Index
i10 Index
Citation Counts
3
1
26
Psychology
Career Development
Student access and success
Open Distance Learning
Rankings
Ranking Based On Selection: 33
Johanna Catharina Diedericks
Metrics
H-Index
i10 Index
Citation Counts
2
2
47
Work engagement
resistance to change
psychological capital
talent management
open distance learning
Rankings
Ranking Based On Selection: 34
Vhuhwavho
Metrics
H-Index
i10 Index
Citation Counts
2
2
45
Victim Empowerment
men as victims of abuse
men's experiences and their mental health
Rankings
Ranking Based On Selection: 35
Sibusiso Maseko
Metrics
H-Index
i10 Index
Citation Counts
2
1
23
Political Psychology: Social Psychology
Rankings
Ranking Based On Selection: 36
Kyle John Bester
Metrics
H-Index
i10 Index
Citation Counts
2
0
6
Rankings
Ranking Based On Selection: 37
Vuyani Muleya
Metrics
H-Index
i10 Index
Citation Counts
2
1
18
Ethics
Testing & Assessment
Afrocentric research
Medico-legal services
Reward and remuneration
Rankings
Ranking Based On Selection: 38
Linda Steyn
Metrics
H-Index
i10 Index
Citation Counts
2
0
6
Coaching Psychology
Transpersonal Psychology
Positive Psychology
Personal Transformation
Well-Being
Rankings
Ranking Based On Selection: 39
Bongani V Mtshweni
Metrics
H-Index
i10 Index
Citation Counts
1
0
3
Psychology
student success
retention
academic persistence
Rankings
Ranking Based On Selection: 40
Sharon Govender
Metrics
H-Index
i10 Index
Citation Counts
1
0
7
inclusive education
educational psychology in South Africa
Rankings
Ranking Based On Selection: 41
Khothatso Mohapi
Metrics
H-Index
i10 Index
Citation Counts
1
0
1
Rankings
Ranking Based On Selection: 42
Alan Ahlfeldt
Metrics
H-Index
i10 Index
Citation Counts
1
0
1