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
1,955
Country Rank
9
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/15664.png)
![South Africa](/flags/za.png)
![Karl Peltzer](https://cdn.adscientificindex.com/pictures/9b/4375116.jpg)
health sciences
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
635
453
0.713
* Total i10 Index Rankings
World Rank
76,934
Country Rank
353
Institution Rank : 35
![](https://cdn.adscientificindex.com/logos/11125.png)
![South Africa](/flags/za.png)
![Sabiha Essack](https://cdn.adscientificindex.com/pictures/93/89760.jpg)
Antibiotic Resistance
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
125
109
0.872
* Total i10 Index Rankings
World Rank
91,524
Country Rank
420
Institution Rank : 40
![](https://cdn.adscientificindex.com/logos/11125.png)
![South Africa](/flags/za.png)
![Maurice Mars](https://cdn.adscientificindex.com/pictures/21/93557.jpg)
eHealth
telemedicine
telehealth
mHealth
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
113
78
0.690
* Total i10 Index Rankings
World Rank
95,280
Country Rank
437
Institution Rank : 4
![](https://cdn.adscientificindex.com/logos/1205.png)
![South Africa](/flags/za.png)
![Tandi Matsha](/user/assets/images/profile/no-profile-photo.png)
Health Sciences
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
110
90
0.818
* Total i10 Index Rankings
World Rank
99,841
Country Rank
454
Institution Rank : 55
![](https://cdn.adscientificindex.com/logos/11498.jpg)
![South Africa](/flags/za.png)
![Mark A. Collinson](https://cdn.adscientificindex.com/pictures/c8/93365.jpg)
Health and Demographic Surveillance Systems (HDSS)
Population Health
Migration
Urbanisation and Health
longitudinal analytic
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
107
78
0.729
* Total i10 Index Rankings
World Rank
105,932
Country Rank
485
Institution Rank : 48
![](https://cdn.adscientificindex.com/logos/11125.png)
![South Africa](/flags/za.png)
![Moses Chimbari](/user/assets/images/profile/no-profile-photo.png)
health sciences
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
103
75
0.728
* Total i10 Index Rankings
World Rank
131,614
Country Rank
624
Institution Rank : 80
![](https://cdn.adscientificindex.com/logos/8529.jpg)
![South Africa](/flags/za.png)
![Taryn Young](https://cdn.adscientificindex.com/pictures/0b/91352.jpg)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
89
73
0.820
* Total i10 Index Rankings
World Rank
138,548
Country Rank
664
Institution Rank : 86
![](https://cdn.adscientificindex.com/logos/8529.jpg)
![South Africa](/flags/za.png)
![Nicolaas C Gey Van Pittius](https://cdn.adscientificindex.com/pictures/cb/95801.jpg)
Mycobactomics (comparative mycobacterial genomics
proteomics
etc)
Mycobacterial evolution
Type VII ESX secretion
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
86
66
0.767
* Total i10 Index Rankings
World Rank
153,289
Country Rank
743
Institution Rank : 88
![](https://cdn.adscientificindex.com/logos/11498.jpg)
![South Africa](/flags/za.png)
![Florette Treurnicht](/user/assets/images/profile/no-profile-photo.png)
health sciences
virology
respiratory viruses
HIV
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
80
62
0.775
* Total i10 Index Rankings
World Rank
157,921
Country Rank
770
Institution Rank : 79
![](https://cdn.adscientificindex.com/logos/11125.png)
![South Africa](/flags/za.png)
![Mosa Moshabela](https://cdn.adscientificindex.com/pictures/46/94977.jpg)
Public Health
Health Systems
Implementation Science
Infectious Diseases
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
78
71
0.910
* Total i10 Index Rankings
World Rank
158,962
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
160,416
Country Rank
792
Institution Rank : 172
![](https://cdn.adscientificindex.com/logos/10906.jpg)
![South Africa](/flags/za.png)
![Sharief Hendricks](https://cdn.adscientificindex.com/pictures/5d/90546.jpg)
Health Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
77
74
0.961
* Total i10 Index Rankings
World Rank
189,753
Country Rank
960
Institution Rank : 195
![](https://cdn.adscientificindex.com/logos/10906.jpg)
![South Africa](/flags/za.png)
![Brenda Morrow](/user/assets/images/profile/no-profile-photo.png)
health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
68
57
0.838
* Total i10 Index Rankings
World Rank
206,277
Country Rank
1,056
Institution Rank : 110
![](https://cdn.adscientificindex.com/logos/11498.jpg)
![South Africa](/flags/za.png)
![Aimee Stewart](/user/assets/images/profile/no-profile-photo.png)
Health Sciences
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
64
42
0.656
* Total i10 Index Rankings
World Rank
249,715
Country Rank
1,332
Institution Rank : 34
![](https://cdn.adscientificindex.com/logos/11472.jpg)
![South Africa](/flags/za.png)
![HCJ Van Rensburg](/user/assets/images/profile/no-profile-photo.png)
Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
55
19
0.345
* Total i10 Index Rankings
World Rank
270,555
Country Rank
1,457
Institution Rank : 268
![](https://cdn.adscientificindex.com/logos/10906.jpg)
![South Africa](/flags/za.png)
![Liz Gwyther](https://cdn.adscientificindex.com/pictures/de/101555.jpg)
palliative medicine
human rights
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
36
0.706
* Total i10 Index Rankings
World Rank
277,443
Country Rank
1,488
Institution Rank : 271
![](https://cdn.adscientificindex.com/logos/10906.jpg)
![South Africa](/flags/za.png)
![Jill Olivier](https://cdn.adscientificindex.com/pictures/d6/100113.jpg)
Health Systems
Community Systems and Development
Interdisciplinary and Intersectoral Collaboration
PPP
Cultural Studies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
50
31
0.620
* Total i10 Index Rankings
World Rank
295,425
Country Rank
1,586
Institution Rank : 286
![](https://cdn.adscientificindex.com/logos/10906.jpg)
![South Africa](/flags/za.png)
![Edina Sinanovic](https://cdn.adscientificindex.com/pictures/1c/106587.jpg)
Health Economics
Economic Evaluation
Tuberculosis
Vaccines
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
47
36
0.766
* Total i10 Index Rankings
World Rank
303,190
Country Rank
1,632
Institution Rank : 41
![](https://cdn.adscientificindex.com/logos/11472.jpg)
![South Africa](/flags/za.png)
![Michelle Engelbrecht](/user/assets/images/profile/no-profile-photo.png)
Health Systems Research
TB
HIV
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
46
32
0.696
* Total i10 Index Rankings
World Rank
333,955
Country Rank
1,818
Institution Rank : 196
![](https://cdn.adscientificindex.com/logos/11498.jpg)
![South Africa](/flags/za.png)
![Jennifer Watermeyer](https://cdn.adscientificindex.com/pictures/e7/100049.jpg)
health communication
intercultural health communication
speech pathology
audiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
29
0.690
* Total i10 Index Rankings
World Rank
367,472
Country Rank
2,043
Institution Rank : 183
![](https://cdn.adscientificindex.com/logos/11125.png)
![South Africa](/flags/za.png)
![Jacqueline Van Wyk](https://cdn.adscientificindex.com/pictures/0a/99827.jpg)
Health Professions Education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
32
0.842
* Total i10 Index Rankings
World Rank
377,686
Country Rank
2,109
Institution Rank : 58
![](https://cdn.adscientificindex.com/logos/11472.jpg)
![South Africa](/flags/za.png)
![N Gladys Kigozi](/user/assets/images/profile/no-profile-photo.png)
Health Systems Research
Tuberculosis
HIV/AIDS
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
37
30
0.811
* Total i10 Index Rankings
World Rank
381,452
Country Rank
2,137
Institution Rank : 59
![](https://cdn.adscientificindex.com/logos/11472.jpg)
![South Africa](/flags/za.png)
![JC (Christo) Heunis|C Heunis, James Christoffel Heunis, JC Heunis](https://cdn.adscientificindex.com/pictures/6f/99989.jpg)
Health
tuberculosis
HIV
hospitals
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
37
20
0.541
* Total i10 Index Rankings
World Rank
398,656
Country Rank
2,222
Institution Rank : 68
![](https://cdn.adscientificindex.com/logos/7293.jpg)
![South Africa](/flags/za.png)
![Ros Dowse](https://cdn.adscientificindex.com/pictures/dd/89621.jpg)
Health literacy
Visuals in health
Patient-centred care
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
28
0.800
* Total i10 Index Rankings
World Rank
398,989
Country Rank
2,226
Institution Rank : 243
![](https://cdn.adscientificindex.com/logos/11498.jpg)
![South Africa](/flags/za.png)
![Benita Olivier](https://cdn.adscientificindex.com/pictures/72/104951.jpg)
Health
Rehabilitation
Sports
Cricket
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
28
0.800
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
1,955
![South Africa](/flags/za.png)
9
![](https://cdn.adscientificindex.com/logos/15664.png)
1
Karl Peltzer
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
635
453
0.713
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
76,934
![South Africa](/flags/za.png)
353
![](https://cdn.adscientificindex.com/logos/11125.png)
35
Sabiha Essack
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
125
109
0.872
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
91,524
![South Africa](/flags/za.png)
420
![](https://cdn.adscientificindex.com/logos/11125.png)
40
Maurice Mars
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
113
78
0.690
![](https://cdn.adscientificindex.com/logos/11125.png)
eHealth
telemedicine
telehealth
mHealth
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
95,280
![South Africa](/flags/za.png)
437
![](https://cdn.adscientificindex.com/logos/1205.png)
4
Tandi Matsha
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
110
90
0.818
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
99,841
![South Africa](/flags/za.png)
454
![](https://cdn.adscientificindex.com/logos/11498.jpg)
55
Mark A. Collinson
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
107
78
0.729
![](https://cdn.adscientificindex.com/logos/11498.jpg)
Health and Demographic Surveillance Systems (HDSS)
Population Health
Migration
Urbanisation and Health
longitudinal analytic
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
105,932
![South Africa](/flags/za.png)
485
![](https://cdn.adscientificindex.com/logos/11125.png)
48
Moses Chimbari
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
103
75
0.728
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
131,614
![South Africa](/flags/za.png)
624
![](https://cdn.adscientificindex.com/logos/8529.jpg)
80
Taryn Young
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
89
73
0.820
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
138,548
![South Africa](/flags/za.png)
664
![](https://cdn.adscientificindex.com/logos/8529.jpg)
86
Nicolaas C Gey Van Pittius
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
86
66
0.767
![](https://cdn.adscientificindex.com/logos/8529.jpg)
Mycobactomics (comparative mycobacterial genomics
proteomics
etc)
Mycobacterial evolution
Type VII ESX secretion
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
153,289
![South Africa](/flags/za.png)
743
![](https://cdn.adscientificindex.com/logos/11498.jpg)
88
Florette Treurnicht
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
80
62
0.775
![](https://cdn.adscientificindex.com/logos/11498.jpg)
health sciences
virology
respiratory viruses
HIV
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
157,921
![South Africa](/flags/za.png)
770
![](https://cdn.adscientificindex.com/logos/11125.png)
79
Mosa Moshabela
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
78
71
0.910
![](https://cdn.adscientificindex.com/logos/11125.png)
Public Health
Health Systems
Implementation Science
Infectious Diseases
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
158,962
![South Africa](/flags/za.png)
778
![](https://cdn.adscientificindex.com/logos/7703.png)
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
Rankings
![](/assets/images/world-icon.png)
160,416
![South Africa](/flags/za.png)
792
![](https://cdn.adscientificindex.com/logos/10906.jpg)
172
Sharief Hendricks
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
77
74
0.961
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
189,753
![South Africa](/flags/za.png)
960
![](https://cdn.adscientificindex.com/logos/10906.jpg)
195
Brenda Morrow
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
68
57
0.838
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
206,277
![South Africa](/flags/za.png)
1,056
![](https://cdn.adscientificindex.com/logos/11498.jpg)
110
Aimee Stewart
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
64
42
0.656
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
249,715
![South Africa](/flags/za.png)
1,332
![](https://cdn.adscientificindex.com/logos/11472.jpg)
34
HCJ Van Rensburg
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
55
19
0.345
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
270,555
![South Africa](/flags/za.png)
1,457
![](https://cdn.adscientificindex.com/logos/10906.jpg)
268
Liz Gwyther
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
36
0.706
![](https://cdn.adscientificindex.com/logos/10906.jpg)
palliative medicine
human rights
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
277,443
![South Africa](/flags/za.png)
1,488
![](https://cdn.adscientificindex.com/logos/10906.jpg)
271
Jill Olivier
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
50
31
0.620
![](https://cdn.adscientificindex.com/logos/10906.jpg)
Health Systems
Community Systems and Development
Interdisciplinary and Intersectoral Collaboration
PPP
Cultural Studies
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
295,425
![South Africa](/flags/za.png)
1,586
![](https://cdn.adscientificindex.com/logos/10906.jpg)
286
Edina Sinanovic
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
47
36
0.766
![](https://cdn.adscientificindex.com/logos/10906.jpg)
Health Economics
Economic Evaluation
Tuberculosis
Vaccines
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
303,190
![South Africa](/flags/za.png)
1,632
![](https://cdn.adscientificindex.com/logos/11472.jpg)
41
Michelle Engelbrecht
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
46
32
0.696
![](https://cdn.adscientificindex.com/logos/11472.jpg)
Health Systems Research
TB
HIV
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
333,955
![South Africa](/flags/za.png)
1,818
![](https://cdn.adscientificindex.com/logos/11498.jpg)
196
Jennifer Watermeyer
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
29
0.690
![](https://cdn.adscientificindex.com/logos/11498.jpg)
health communication
intercultural health communication
speech pathology
audiology
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
367,472
![South Africa](/flags/za.png)
2,043
![](https://cdn.adscientificindex.com/logos/11125.png)
183
Jacqueline Van Wyk
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
32
0.842
![](https://cdn.adscientificindex.com/logos/11125.png)
Health Professions Education
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
377,686
![South Africa](/flags/za.png)
2,109
![](https://cdn.adscientificindex.com/logos/11472.jpg)
58
N Gladys Kigozi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
37
30
0.811
![](https://cdn.adscientificindex.com/logos/11472.jpg)
Health Systems Research
Tuberculosis
HIV/AIDS
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
381,452
![South Africa](/flags/za.png)
2,137
![](https://cdn.adscientificindex.com/logos/11472.jpg)
59
JC (Christo) Heunis|C Heunis, James Christoffel Heunis, JC Heunis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
37
20
0.541
![](https://cdn.adscientificindex.com/logos/11472.jpg)
Health
tuberculosis
HIV
hospitals
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
398,656
![South Africa](/flags/za.png)
2,222
![](https://cdn.adscientificindex.com/logos/7293.jpg)
68
Ros Dowse
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
28
0.800
![](https://cdn.adscientificindex.com/logos/7293.jpg)
Health literacy
Visuals in health
Patient-centred care
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
398,989
![South Africa](/flags/za.png)
2,226
![](https://cdn.adscientificindex.com/logos/11498.jpg)
243
Benita Olivier
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
28
0.800
![](https://cdn.adscientificindex.com/logos/11498.jpg)
Health
Rehabilitation
Sports
Cricket