Top 100 Scientists

Top 100 Scientists in South Africa 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" (873,690 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
Dan J Stein
Anxiety disorders
Psychiatry in Africa
Metrics
H-Index
i10 Index
Citation
210
1,593
283,647
* Rankings
Ranking Based On Selection: 2
Christine Lochner
Compulsivity
impulsivity
behavioural addictions
Metrics
H-Index
i10 Index
Citation
83
190
24,194
* Rankings
Ranking Based On Selection: 4
John Joska
neuropsychiatry
hiv
cognitive disorders
mental health services
Metrics
H-Index
i10 Index
Citation
52
163
9,356
* Rankings
Ranking Based On Selection: 8
Emily Garman
Maternal mental health
common mental disorders
modelling
epidemiology
Metrics
H-Index
i10 Index
Citation
26
42
3,314

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* Rankings
Ranking Based On Selection: 14
Sanja Kilian
Psychiatry
Neuropsychology
Schizophrenia Research
Language and mental health access
Metrics
H-Index
i10 Index
Citation
22
35
1,276
* Rankings
Ranking Based On Selection: 15
Christa Krüger
Psychiatry
Dissociative disorders
Dissociation
Metrics
H-Index
i10 Index
Citation
21
30
1,729
* Rankings
Ranking Based On Selection: 16
Suvira Ramlall
PSYCHIATRY
PSYCHOTHERAPY
TELEPSYCHIATRY
DEMENTIA
MEDICAL EDUCATION
Metrics
H-Index
i10 Index
Citation
19
25
1,112
* Rankings
Ranking Based On Selection: 17
Zulfa Abrahams
Maternal Mental Health
Food Insecurity
Tool Validation
Metrics
H-Index
i10 Index
Citation
16
22
1,301
* Rankings
Ranking Based On Selection: 18
Z Zingela
Catatonia
Occupational Mental Health
Public Mental Health
Academic Psychiatry
Mentorship
Metrics
H-Index
i10 Index
Citation
14
18
1,248
* Rankings
Ranking Based On Selection: 20
Liezl Schlebusch
Early childhood intervention
Developmental disabilities
Metrics
H-Index
i10 Index
Citation
10
10
494
* Rankings
Ranking Based On Selection: 21
Gian Lippi
Forensic psychiatry
psychopharmacology
neuropsychiatry
schizophrenia
obsessive-compulsive related disorders
Metrics
H-Index
i10 Index
Citation
7
6
284
* Rankings
Ranking Based On Selection: 23
Andrea Palk
Bioethics
Neuroethics
Moral Philosophy
Philosophy of Psychiatry
Metrics
H-Index
i10 Index
Citation
6
6
323
Kirsten Rowe
Psychiatry
Global Health
Global Mental Health
Public Health
Metrics
H-Index
i10 Index
Citation
5
3
169
Amy Sabrina Adams
Addiction Psychiatry
Psychology
Maternal and Infant Mental Health
Post-Traumatic Stress Disorder
Metrics
H-Index
i10 Index
Citation
4
2
54
Lanél Maré
Child psychology
parenting
disruptive behaviour disorders
Metrics
H-Index
i10 Index
Citation
1
0
6
Rankings
Ranking Based On Selection: 1
Dan J Stein
Metrics
H-Index
i10 Index
Citation Counts
210
1,593
283,647
Rankings
Ranking Based On Selection: 2
Christine Lochner
Metrics
H-Index
i10 Index
Citation Counts
83
190
24,194
Compulsivity
impulsivity
behavioural addictions
Rankings
Ranking Based On Selection: 3
Robin Emsley
Metrics
H-Index
i10 Index
Citation Counts
70
230
17,028
Rankings
Ranking Based On Selection: 4
John Joska
Metrics
H-Index
i10 Index
Citation Counts
52
163
9,356
neuropsychiatry
hiv
cognitive disorders
mental health services
Rankings
Ranking Based On Selection: 5
Jean-Paul Fouche
Metrics
H-Index
i10 Index
Citation Counts
42
76
7,195
Rankings
Ranking Based On Selection: 6
Katherine Sorsdahl
Metrics
H-Index
i10 Index
Citation Counts
37
87
5,069
Rankings
Ranking Based On Selection: 7
Annerine Roos
Metrics
H-Index
i10 Index
Citation Counts
31
49
3,702
Rankings
Ranking Based On Selection: 8
Emily Garman
Metrics
H-Index
i10 Index
Citation Counts
26
42
3,314
Maternal mental health
common mental disorders
modelling
epidemiology
Rankings
Ranking Based On Selection: 9
Henk Temmingh
Metrics
H-Index
i10 Index
Citation Counts
26
38
4,847
Rankings
Ranking Based On Selection: 10
Johannes Louw Roos
Metrics
H-Index
i10 Index
Citation Counts
25
45
5,510

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
Sharain Suliman
Metrics
H-Index
i10 Index
Citation Counts
24
39
3,084
Rankings
Ranking Based On Selection: 12
Karen Milner
Metrics
H-Index
i10 Index
Citation Counts
24
35
2,932
Rankings
Ranking Based On Selection: 13
Leigh Van Den Heuvel
Metrics
H-Index
i10 Index
Citation Counts
23
41
2,416
Rankings
Ranking Based On Selection: 14
Sanja Kilian
Metrics
H-Index
i10 Index
Citation Counts
22
35
1,276
Psychiatry
Neuropsychology
Schizophrenia Research
Language and mental health access
Rankings
Ranking Based On Selection: 15
Christa Krüger
Metrics
H-Index
i10 Index
Citation Counts
21
30
1,729
Psychiatry
Dissociative disorders
Dissociation
Rankings
Ranking Based On Selection: 16
Suvira Ramlall
Metrics
H-Index
i10 Index
Citation Counts
19
25
1,112
PSYCHIATRY
PSYCHOTHERAPY
TELEPSYCHIATRY
DEMENTIA
MEDICAL EDUCATION
Rankings
Ranking Based On Selection: 17
Zulfa Abrahams
Metrics
H-Index
i10 Index
Citation Counts
16
22
1,301
Maternal Mental Health
Food Insecurity
Tool Validation
Rankings
Ranking Based On Selection: 18
Z Zingela
Metrics
H-Index
i10 Index
Citation Counts
14
18
1,248
Catatonia
Occupational Mental Health
Public Mental Health
Academic Psychiatry
Mentorship
Rankings
Ranking Based On Selection: 19
Rachelle Bester
Metrics
H-Index
i10 Index
Citation Counts
13
17
1,000
Rankings
Ranking Based On Selection: 20
Liezl Schlebusch
Metrics
H-Index
i10 Index
Citation Counts
10
10
494
Early childhood intervention
Developmental disabilities
Rankings
Ranking Based On Selection: 21
Gian Lippi
Metrics
H-Index
i10 Index
Citation Counts
7
6
284
Forensic psychiatry
psychopharmacology
neuropsychiatry
schizophrenia
obsessive-compulsive related disorders
Rankings
Ranking Based On Selection: 22
Gbotemi Bukola Babatunde
Metrics
H-Index
i10 Index
Citation Counts
7
6
152
Rankings
Ranking Based On Selection: 23
Andrea Palk
Metrics
H-Index
i10 Index
Citation Counts
6
6
323
Bioethics
Neuroethics
Moral Philosophy
Philosophy of Psychiatry
Rankings
Ranking Based On Selection: 24
Taiwo Akindipe
Metrics
H-Index
i10 Index
Citation Counts
5
4
370
Rankings
Ranking Based On Selection: 25
Khethelo Richman Xulu
Metrics
H-Index
i10 Index
Citation Counts
5
4
127
Rankings
Ranking Based On Selection: 26
Marilyn T Lake|Marilyn Lake
Metrics
H-Index
i10 Index
Citation Counts
5
4
96
Rankings
Ranking Based On Selection: 27
Kirsten Rowe
Metrics
H-Index
i10 Index
Citation Counts
5
3
169
Psychiatry
Global Health
Global Mental Health
Public Health
Rankings
Ranking Based On Selection: 28
Fadia Gamieldien
Metrics
H-Index
i10 Index
Citation Counts
4
4
176
Rankings
Ranking Based On Selection: 29
Chanellé Hendrikse|Chanellé Buckle
Metrics
H-Index
i10 Index
Citation Counts
4
2
85
Rankings
Ranking Based On Selection: 30
Amy Sabrina Adams
Metrics
H-Index
i10 Index
Citation Counts
4
2
54
Addiction Psychiatry
Psychology
Maternal and Infant Mental Health
Post-Traumatic Stress Disorder
Rankings
Ranking Based On Selection: 31
Adam Baldinger
Metrics
H-Index
i10 Index
Citation Counts
3
3
245
Rankings
Ranking Based On Selection: 32
Lindokuhle Thela
Metrics
H-Index
i10 Index
Citation Counts
3
3
187
Rankings
Ranking Based On Selection: 33
Melanie Bishop
Metrics
H-Index
i10 Index
Citation Counts
1
1
50
Rankings
Ranking Based On Selection: 34
Lanél Maré
Metrics
H-Index
i10 Index
Citation Counts
1
0
6
Child psychology
parenting
disruptive behaviour disorders