Productivity Rankings is a unique service offered only by “AD Scientific Index”. This is a ranking system derived from the i10 index in order to show the productivity of the scientist in publishing scientific articles of value. Productivity Rankings is an instrument that lists productive scientists in a given area, discipline, university, and country and can guide the development of meaningful incentives and academic policies. The world rankings, regional rankings, and university rankings of scientists in this table are developed based on the total i10 index. Click for "last 6 years' i10 index". Also see: Universities Rankings 2024 (Sort by : Total i10 Index) and Universities Rankings 2024 (Sort by : Last 6 Years i10 Index)
* Total i10 Index Rankings
World Rank
81,761
Country Rank
377
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Liviu Feller](/user/assets/images/profile/no-profile-photo.png)
Oral Medicine
Periodontology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
121
70
0.579
* Total i10 Index Rankings
World Rank
158,639
Country Rank
778
Institution Rank : 2
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Lekan Ayo-Yusuf](https://cdn.adscientificindex.com/pictures/0c/101419.jpg)
Tobacco control
Community Resilience
Oral Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
78
55
0.705
* Total i10 Index Rankings
World Rank
182,569
Country Rank
923
Institution Rank : 3
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Razia Khammissa](/user/assets/images/profile/no-profile-photo.png)
Oral medicine
periodontology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
70
57
0.814
* Total i10 Index Rankings
World Rank
214,777
Country Rank
1,117
Institution Rank : 4
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Gboyega A. Ogunbanjo](https://cdn.adscientificindex.com/pictures/67/4992905.jpg)
Family Medicine
EBM
Infectious Diseases
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
35
0.565
* Total i10 Index Rankings
World Rank
230,858
Country Rank
1,227
Institution Rank : 5
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Sphiwe Madiba](/user/assets/images/profile/no-profile-photo.png)
HIV prevention
perinatal HIV
disclosure interventions
adolescents wellbeing and mental health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
58
49
0.845
* Total i10 Index Rankings
World Rank
245,508
Country Rank
1,317
Institution Rank : 6
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Indiran Govender](/user/assets/images/profile/no-profile-photo.png)
Stress and burnout
travel medicine
maternal health
infectious diseases' stress and burnout
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
55
49
0.891
* Total i10 Index Rankings
World Rank
382,109
Country Rank
2,144
Institution Rank : 9
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Neil Hamilton Wood](/pictures/d6/95676.jpg)
Oral/oropharyngeal HPV
HIV-associated oral disease
oral cancer
Periodontics
Antibiotics in Dentistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
37
13
0.351
* Total i10 Index Rankings
World Rank
413,902
Country Rank
2,335
Institution Rank : 10
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Frederick J Veldman](/user/assets/images/profile/no-profile-photo.png)
Nutrition
Public Health
Epidemiology
Food Insecurity
Higher Education Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
34
15
0.441
* Total i10 Index Rankings
World Rank
458,983
Country Rank
2,576
Institution Rank : 11
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Rosemary Burnett](/pictures/ab/89630.jpg)
Hepatitis B virus
vaccination of healthcare workers
HBV/HIV co-infection
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
23
0.767
* Total i10 Index Rankings
World Rank
567,944
Country Rank
3,175
Institution Rank : 13
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Anna Oettle](/user/assets/images/profile/no-profile-photo.png)
Anatomy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
20
0.870
* Total i10 Index Rankings
World Rank
553,414
Country Rank
3,095
Institution Rank : 12
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Mathildah Mokgatle](/pictures/ce/93519.jpg)
Public Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
18
0.750
* Total i10 Index Rankings
World Rank
658,085
Country Rank
3,685
Institution Rank : 16
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Ntambwe Malangu](/pictures/12/95982.jpg)
Public Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
12
0.632
* Total i10 Index Rankings
World Rank
735,405
Country Rank
4,152
Institution Rank : 19
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Paul Kiprono Chelule](/pictures/cb/88709.jpg)
Environmental and occupational health
nutrition
nanotechnology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
9
0.563
* Total i10 Index Rankings
World Rank
878,372
Country Rank
5,126
Institution Rank : 25
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Elmien Bronkhorst](/user/assets/images/profile/no-profile-photo.png)
Clinical pharmacy
Antimicrobial stewardship
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
10
0.909
* Total i10 Index Rankings
World Rank
884,456
Country Rank
5,176
Institution Rank : 26
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Raoul Ballyram](/user/assets/images/profile/no-profile-photo.png)
Oral Mucosal Diseases
Dental Materials
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
9
0.818
* Total i10 Index Rankings
World Rank
995,422
Country Rank
6,159
Institution Rank : 36
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Pagollang Motloba](/pictures/b9/4644045.jpg)
dentistry
ethics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
8
1.000
* Total i10 Index Rankings
World Rank
1,001,956
Country Rank
6,223
Institution Rank : 38
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Hendry Van Der Heever](/pictures/22/4644040.jpg)
Public Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
7
0.875
* Total i10 Index Rankings
World Rank
959,699
Country Rank
5,818
Institution Rank : 32
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Oyinlola O Olaokun](/user/assets/images/profile/no-profile-photo.png)
Phytomedicine
Ethnopharmacology
Immune response/metabolic disorders
Pharmacognosy
Metabolic simulations
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
8
0.889
* Total i10 Index Rankings
World Rank
992,249
Country Rank
6,141
Institution Rank : 35
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Vuyisile Samuel Thibane](/pictures/a0/4445324.jpg)
Medical Biochemistry
Biotechnology
Plant Sciences
Natural Product Research
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
8
1.000
* Total i10 Index Rankings
World Rank
1,145,624
Country Rank
7,731
Institution Rank : 50
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Sandile E Williams](/pictures/7f/90279.jpg)
Electrophysiology
Neurosciences
Molecular Biology
Pharmacology
Drug discovery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
2
0.333
* Total i10 Index Rankings
World Rank
1,165,953
Country Rank
7,935
Institution Rank : 51
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Adegoke Olusegun Adefolalu](/pictures/96/4642341.jpg)
Epidemiology
Health Systems Research
Behaviour and Health status
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Total i10 Index Rankings
World Rank
1,202,837
Country Rank
8,372
Institution Rank : 54
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Omphilee Simani](/user/assets/images/profile/no-profile-photo.png)
Immunology
viral hepatitis
HIV
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
4
0.800
* Total i10 Index Rankings
World Rank
1,302,088
Country Rank
9,413
Institution Rank : 61
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Hilde Miniggio](/pictures/f3/4643390.jpg)
Bioethics/ Research Ethics/ Ethics for laboratory medicine/ Curriculum development in Ethics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
2
0.500
* Total i10 Index Rankings
World Rank
1,303,291
Country Rank
9,422
Institution Rank : 62
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Joyce Mokoena](/user/assets/images/profile/no-profile-photo.png)
HIV/AIDS
Ethics
General Nursing
Nursing Education
Teachingand Learning
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
2
0.500
* Total i10 Index Rankings
World Rank
1,368,203
Country Rank
10,110
Institution Rank : 66
![](https://cdn.adscientificindex.com/logos/7703.png)
![South Africa](/flags/za.png)
![Muziwakhe D. Tshabalala](/pictures/7e/4641034.jpg)
Physiotherapy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 Index Rankings
World Ranking
81,761
Country Ranking
377
Institution Ranking
1
Liviu Feller
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
121
70
0.579
* Total i10 Index Rankings
World Ranking
158,639
Country Ranking
778
Institution Ranking
2
Lekan Ayo-Yusuf
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
78
55
0.705
![](https://cdn.adscientificindex.com/logos/7703.png)
Tobacco control
Community Resilience
Oral Health
* Total i10 Index Rankings
World Ranking
182,569
Country Ranking
923
Institution Ranking
3
Razia Khammissa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
70
57
0.814
* Total i10 Index Rankings
World Ranking
214,777
Country Ranking
1,117
Institution Ranking
4
Gboyega A. Ogunbanjo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
35
0.565
![](https://cdn.adscientificindex.com/logos/7703.png)
Family Medicine
EBM
Infectious Diseases
* Total i10 Index Rankings
World Ranking
230,858
Country Ranking
1,227
Institution Ranking
5
Sphiwe Madiba
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
58
49
0.845
![](https://cdn.adscientificindex.com/logos/7703.png)
HIV prevention
perinatal HIV
disclosure interventions
adolescents wellbeing and mental health
* Total i10 Index Rankings
World Ranking
245,508
Country Ranking
1,317
Institution Ranking
6
Indiran Govender
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
55
49
0.891
![](https://cdn.adscientificindex.com/logos/7703.png)
Stress and burnout
travel medicine
maternal health
infectious diseases' stress and burnout
* Total i10 Index Rankings
World Ranking
382,109
Country Ranking
2,144
Institution Ranking
9
Neil Hamilton Wood
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
37
13
0.351
![](https://cdn.adscientificindex.com/logos/7703.png)
Oral/oropharyngeal HPV
HIV-associated oral disease
oral cancer
Periodontics
Antibiotics in Dentistry
* Total i10 Index Rankings
World Ranking
413,902
Country Ranking
2,335
Institution Ranking
10
Frederick J Veldman
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
34
15
0.441
![](https://cdn.adscientificindex.com/logos/7703.png)
Nutrition
Public Health
Epidemiology
Food Insecurity
Higher Education Management
* Total i10 Index Rankings
World Ranking
458,983
Country Ranking
2,576
Institution Ranking
11
Rosemary Burnett
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
23
0.767
![](https://cdn.adscientificindex.com/logos/7703.png)
Hepatitis B virus
vaccination of healthcare workers
HBV/HIV co-infection
* Total i10 Index Rankings
World Ranking
567,944
Country Ranking
3,175
Institution Ranking
13
Anna Oettle
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
20
0.870
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* Total i10 Index Rankings
World Ranking
553,414
Country Ranking
3,095
Institution Ranking
12
Mathildah Mokgatle
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
18
0.750
* Total i10 Index Rankings
World Ranking
658,085
Country Ranking
3,685
Institution Ranking
16
Ntambwe Malangu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
12
0.632
* Total i10 Index Rankings
World Ranking
735,405
Country Ranking
4,152
Institution Ranking
19
Paul Kiprono Chelule
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
9
0.563
![](https://cdn.adscientificindex.com/logos/7703.png)
Environmental and occupational health
nutrition
nanotechnology
* Total i10 Index Rankings
World Ranking
878,372
Country Ranking
5,126
Institution Ranking
25
Elmien Bronkhorst
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
10
0.909
![](https://cdn.adscientificindex.com/logos/7703.png)
Clinical pharmacy
Antimicrobial stewardship
* Total i10 Index Rankings
World Ranking
884,456
Country Ranking
5,176
Institution Ranking
26
Raoul Ballyram
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
9
0.818
![](https://cdn.adscientificindex.com/logos/7703.png)
Oral Mucosal Diseases
Dental Materials
* Total i10 Index Rankings
World Ranking
995,422
Country Ranking
6,159
Institution Ranking
36
Pagollang Motloba
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
8
1.000
* Total i10 Index Rankings
World Ranking
1,001,956
Country Ranking
6,223
Institution Ranking
38
Hendry Van Der Heever
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
7
0.875
* Total i10 Index Rankings
World Ranking
959,699
Country Ranking
5,818
Institution Ranking
32
Oyinlola O Olaokun
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
8
0.889
![](https://cdn.adscientificindex.com/logos/7703.png)
Phytomedicine
Ethnopharmacology
Immune response/metabolic disorders
Pharmacognosy
Metabolic simulations
* Total i10 Index Rankings
World Ranking
992,249
Country Ranking
6,141
Institution Ranking
35
Vuyisile Samuel Thibane
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
8
1.000
![](https://cdn.adscientificindex.com/logos/7703.png)
Medical Biochemistry
Biotechnology
Plant Sciences
Natural Product Research
* Total i10 Index Rankings
World Ranking
1,145,624
Country Ranking
7,731
Institution Ranking
50
Sandile E Williams
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
2
0.333
![](https://cdn.adscientificindex.com/logos/7703.png)
Electrophysiology
Neurosciences
Molecular Biology
Pharmacology
Drug discovery
* Total i10 Index Rankings
World Ranking
1,165,953
Country Ranking
7,935
Institution Ranking
51
Adegoke Olusegun Adefolalu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
![](https://cdn.adscientificindex.com/logos/7703.png)
Epidemiology
Health Systems Research
Behaviour and Health status
* Total i10 Index Rankings
World Ranking
1,202,837
Country Ranking
8,372
Institution Ranking
54
Omphilee Simani
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
4
0.800
![](https://cdn.adscientificindex.com/logos/7703.png)
Immunology
viral hepatitis
HIV
* Total i10 Index Rankings
World Ranking
1,302,088
Country Ranking
9,413
Institution Ranking
61
Hilde Miniggio
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
2
0.500
![](https://cdn.adscientificindex.com/logos/7703.png)
Bioethics/ Research Ethics/ Ethics for laboratory medicine/ Curriculum development in Ethics
* Total i10 Index Rankings
World Ranking
1,303,291
Country Ranking
9,422
Institution Ranking
62
Joyce Mokoena
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
2
0.500
![](https://cdn.adscientificindex.com/logos/7703.png)
HIV/AIDS
Ethics
General Nursing
Nursing Education
Teachingand Learning
* Total i10 Index Rankings
World Ranking
1,368,203
Country Ranking
10,110
Institution Ranking
66
Muziwakhe D. Tshabalala
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000