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
194,265
Country Rank
988
Institution Rank : 104
![](https://cdn.adscientificindex.com/logos/11498.jpg)
![South Africa](/flags/za.png)
![Hilary Janks](https://cdn.adscientificindex.com/pictures/7b/99110.jpg)
Language education
literacy education
critical literacy
discourse analysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
67
42
0.627
* Total i10 Index Rankings
World Rank
317,609
Country Rank
180
Institution Rank : 12
![](https://cdn.adscientificindex.com/logos/1979.png)
![Algeria](/flags/dz.png)
![Abdelkarim Torki](/pictures/dd/101936.jpg)
Langue et Littérature arabe
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
44
30
0.682
* Total i10 Index Rankings
World Rank
412,540
Country Rank
2,326
Institution Rank : 82
![](https://cdn.adscientificindex.com/logos/11497.jpg)
![South Africa](/flags/za.png)
![Rajendra Chetty](/user/assets/images/profile/no-profile-photo.png)
English literature
language and literacy
teacher education
class and race studies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
34
20
0.588
* Total i10 Index Rankings
World Rank
492,818
Country Rank
2,765
Institution Rank : 145
![](https://cdn.adscientificindex.com/logos/6427.png)
![South Africa](/flags/za.png)
![Robert J. Balfour](/pictures/e6/89524.jpg)
Language Education
Postcolonial Literature
Language Policy
Rural Education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
12
0.429
* Total i10 Index Rankings
World Rank
509,613
Country Rank
2,867
Institution Rank : 96
![](https://cdn.adscientificindex.com/logos/11497.jpg)
![South Africa](/flags/za.png)
![Carole Bloch](/user/assets/images/profile/no-profile-photo.png)
early childhood literacy
multilingualism
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
7
0.259
* Total i10 Index Rankings
World Rank
650,042
Country Rank
3,799
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/14604.png)
![Egypt](/flags/eg.png)
![Ashraf Atta M S Salem](/pictures/9a/4307138.jpg)
Applied Linguistics
ESP
TESOL
Psycho-linguistics
ُEducational Technology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
17
0.895
* Total i10 Index Rankings
World Rank
658,056
Country Rank
3,682
Institution Rank : 579
![](https://cdn.adscientificindex.com/logos/10906.jpg)
![South Africa](/flags/za.png)
![Rochelle Kapp](/pictures/20/89564.jpg)
Language
Education
English
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
12
0.632
* Total i10 Index Rankings
World Rank
664,985
Country Rank
3,317
Institution Rank : 8
![](https://cdn.adscientificindex.com/logos/2907.png)
![Nigeria](/flags/ng.png)
![Rn Egudu](/pictures/2e/89492.jpg)
English
Poetry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
3
0.158
* Total i10 Index Rankings
World Rank
706,551
Country Rank
3,969
Institution Rank : 616
![](https://cdn.adscientificindex.com/logos/10906.jpg)
![South Africa](/flags/za.png)
![Mbulungeni Madiba](/pictures/53/93609.jpg)
Language education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
11
0.647
* Total i10 Index Rankings
World Rank
760,991
Country Rank
4,329
Institution Rank : 448
![](https://cdn.adscientificindex.com/logos/11299.jpg)
![South Africa](/flags/za.png)
![Ina Joubert](/pictures/40/99572.jpg)
Early Childhood
Democratic Citizenship
Language Education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
10
0.667
* Total i10 Index Rankings
World Rank
788,016
Country Rank
4,495
Institution Rank : 153
![](https://cdn.adscientificindex.com/logos/11497.jpg)
![South Africa](/flags/za.png)
![Margie Probyn](/user/assets/images/profile/no-profile-photo.png)
language and education
bilingualism
language policy in education...
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
10
0.714
* Total i10 Index Rankings
World Rank
799,751
Country Rank
4,588
Institution Rank : 527
![](https://cdn.adscientificindex.com/logos/8529.jpg)
![South Africa](/flags/za.png)
![JC Roux](/pictures/ec/99995.jpg)
Language and speech technologies
African languages
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
2
0.143
* Total i10 Index Rankings
World Rank
899,822
Country Rank
5,304
Institution Rank : 522
![](https://cdn.adscientificindex.com/logos/11498.jpg)
![South Africa](/flags/za.png)
![Ana Ferreira](/pictures/e7/103908.jpg)
critical multimodal literacies
decolonising English education
critical dialogic pedagogy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
3
0.273
* Total i10 Index Rankings
World Rank
940,491
Country Rank
5,648
Institution Rank : 89
![](https://cdn.adscientificindex.com/logos/1205.png)
![South Africa](/flags/za.png)
![Ken Barris](/user/assets/images/profile/no-profile-photo.png)
Literature
South African fiction in English
academic literacy
higher education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
1
0.100
* Total i10 Index Rankings
World Rank
961,050
Country Rank
5,840
Institution Rank : 662
![](https://cdn.adscientificindex.com/logos/8529.jpg)
![South Africa](/flags/za.png)
![Nhlanhla Mpofu](/pictures/7f/4988766.jpg)
Second Language Teacher Education
English Across the Curriculum
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
8
0.889
* Total i10 Index Rankings
World Rank
1,191,454
Country Rank
8,211
Institution Rank : 741
![](https://cdn.adscientificindex.com/logos/11299.jpg)
![South Africa](/flags/za.png)
![Alta Engelbrecht](/pictures/04/4973872.jpg)
Textbooks
multiliteracies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
4
0.800
* Total i10 Index Rankings
World Rank
1,205,958
Country Rank
8,407
Institution Rank : 804
![](https://cdn.adscientificindex.com/logos/11498.jpg)
![South Africa](/flags/za.png)
![Visvaganthie Moodley](/pictures/cf/4637851.jpg)
English Language education
visual literacy
language and style
assessment
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
3
0.600
* Total i10 Index Rankings
World Rank
1,234,626
Country Rank
8,711
Institution Rank : 135
![](https://cdn.adscientificindex.com/logos/11011.jpg)
![South Africa](/flags/za.png)
![Sindiso Zhou](/pictures/57/4641547.jpg)
English language pedagogy
language contact and multilingualism
translanguaging
decoloniality in classroom practice
discourse
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total i10 Index Rankings
World Rank
1,251,155
Country Rank
314
Institution Rank : 46
![](https://cdn.adscientificindex.com/logos/7699.jpg)
![Libya](/flags/ly.png)
![Al.Tiyb Alkhaiyali](/pictures/9a/4642415.jpg)
English Language
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total i10 Index Rankings
World Rank
1,255,736
Country Rank
1,965
Institution Rank : 104
![](https://cdn.adscientificindex.com/logos/10481.png)
![Morocco](/flags/ma.png)
![Bouchaib Benzehaf](/pictures/1a/4567364.jpg)
assessment
foreign language education
multilingualism
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total i10 Index Rankings
World Rank
1,317,490
Country Rank
17,725
Institution Rank : 146
![](https://cdn.adscientificindex.com/logos/17105.jpg)
![Nigeria](/flags/ng.png)
![Susanna Timkamauduot Udoka|Susanna T. Udoka, Udoka, Susanna T., Udoka, ST.](/pictures/10/4833640.jpg)
English Language
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
1
0.250
* Total i10 Index Rankings
World Rank
1,460,874
Country Rank
1,339
Institution Rank : 338
![](https://cdn.adscientificindex.com/logos/10945.jpg)
![Tanzania](/flags/tz.png)
![Michael Andindilile](/pictures/82/4744387.jpg)
English Language literatures
African Studies
Postcolonial Studies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 Index Rankings
World Rank
1,578,198
Country Rank
12,251
Institution Rank : 210
![](https://cdn.adscientificindex.com/logos/11141.jpg)
![South Africa](/flags/za.png)
![Wilfred Molotja](/user/assets/images/profile/no-profile-photo.png)
English Language Teaching
Academic Literacy
Academic Reading
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 Index Rankings
World Rank
1,611,936
Country Rank
12,597
Institution Rank : 242
![](https://cdn.adscientificindex.com/logos/1205.png)
![South Africa](/flags/za.png)
![André Steenkamp](/pictures/fb/5063186.jpg)
Second language teaching
task-based language teaching
African languages teaching
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
0
0.000
* Total i10 Index Rankings
World Rank
1,642,956
Country Rank
27,113
Institution Rank : 252
![](https://cdn.adscientificindex.com/logos/11157.png)
![Nigeria](/flags/ng.png)
![Muhammad Ali Mustapha](/pictures/39/4915791.jpg)
Curriculum and Instruction
EFL
ESL
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 Index Rankings
World Ranking
194,265
Country Ranking
988
Institution Ranking
104
Hilary Janks
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
67
42
0.627
![](https://cdn.adscientificindex.com/logos/11498.jpg)
Language education
literacy education
critical literacy
discourse analysis
* Total i10 Index Rankings
World Ranking
317,609
Country Ranking
180
Institution Ranking
12
Abdelkarim Torki
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
44
30
0.682
* Total i10 Index Rankings
World Ranking
412,540
Country Ranking
2,326
Institution Ranking
82
Rajendra Chetty
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
34
20
0.588
![](https://cdn.adscientificindex.com/logos/11497.jpg)
English literature
language and literacy
teacher education
class and race studies
* Total i10 Index Rankings
World Ranking
492,818
Country Ranking
2,765
Institution Ranking
145
Robert J. Balfour
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
12
0.429
![](https://cdn.adscientificindex.com/logos/6427.png)
Language Education
Postcolonial Literature
Language Policy
Rural Education
* Total i10 Index Rankings
World Ranking
509,613
Country Ranking
2,867
Institution Ranking
96
Carole Bloch
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
7
0.259
![](https://cdn.adscientificindex.com/logos/11497.jpg)
early childhood literacy
multilingualism
* Total i10 Index Rankings
World Ranking
650,042
Country Ranking
3,799
Institution Ranking
1
Ashraf Atta M S Salem
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
17
0.895
![](https://cdn.adscientificindex.com/logos/14604.png)
Applied Linguistics
ESP
TESOL
Psycho-linguistics
ُEducational Technology
* Total i10 Index Rankings
World Ranking
658,056
Country Ranking
3,682
Institution Ranking
579
Rochelle Kapp
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
12
0.632
* Total i10 Index Rankings
World Ranking
664,985
Country Ranking
3,317
Institution Ranking
8
Rn Egudu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
3
0.158
* Total i10 Index Rankings
World Ranking
706,551
Country Ranking
3,969
Institution Ranking
616
Mbulungeni Madiba
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
11
0.647
* Total i10 Index Rankings
World Ranking
760,991
Country Ranking
4,329
Institution Ranking
448
Ina Joubert
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
10
0.667
![](https://cdn.adscientificindex.com/logos/11299.jpg)
Early Childhood
Democratic Citizenship
Language Education
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* Total i10 Index Rankings
World Ranking
788,016
Country Ranking
4,495
Institution Ranking
153
Margie Probyn
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
10
0.714
![](https://cdn.adscientificindex.com/logos/11497.jpg)
language and education
bilingualism
language policy in education...
* Total i10 Index Rankings
World Ranking
799,751
Country Ranking
4,588
Institution Ranking
527
JC Roux
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
2
0.143
![](https://cdn.adscientificindex.com/logos/8529.jpg)
Language and speech technologies
African languages
* Total i10 Index Rankings
World Ranking
899,822
Country Ranking
5,304
Institution Ranking
522
Ana Ferreira
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
3
0.273
![](https://cdn.adscientificindex.com/logos/11498.jpg)
critical multimodal literacies
decolonising English education
critical dialogic pedagogy
* Total i10 Index Rankings
World Ranking
940,491
Country Ranking
5,648
Institution Ranking
89
Ken Barris
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
1
0.100
![](https://cdn.adscientificindex.com/logos/1205.png)
Literature
South African fiction in English
academic literacy
higher education
* Total i10 Index Rankings
World Ranking
961,050
Country Ranking
5,840
Institution Ranking
662
Nhlanhla Mpofu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
8
0.889
![](https://cdn.adscientificindex.com/logos/8529.jpg)
Second Language Teacher Education
English Across the Curriculum
* Total i10 Index Rankings
World Ranking
1,191,454
Country Ranking
8,211
Institution Ranking
741
Alta Engelbrecht
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
4
0.800
* Total i10 Index Rankings
World Ranking
1,205,958
Country Ranking
8,407
Institution Ranking
804
Visvaganthie Moodley
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
3
0.600
![](https://cdn.adscientificindex.com/logos/11498.jpg)
English Language education
visual literacy
language and style
assessment
* Total i10 Index Rankings
World Ranking
1,234,626
Country Ranking
8,711
Institution Ranking
135
Sindiso Zhou
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
![](https://cdn.adscientificindex.com/logos/11011.jpg)
English language pedagogy
language contact and multilingualism
translanguaging
decoloniality in classroom practice
discourse
* Total i10 Index Rankings
World Ranking
1,251,155
Country Ranking
314
Institution Ranking
46
Al.Tiyb Alkhaiyali
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total i10 Index Rankings
World Ranking
1,255,736
Country Ranking
1,965
Institution Ranking
104
Bouchaib Benzehaf
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
![](https://cdn.adscientificindex.com/logos/10481.png)
assessment
foreign language education
multilingualism
* Total i10 Index Rankings
World Ranking
1,317,490
Country Ranking
17,725
Institution Ranking
146
Susanna Timkamauduot Udoka|Susanna T. Udoka, Udoka, Susanna T., Udoka, ST.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
1
0.250
* Total i10 Index Rankings
World Ranking
1,460,874
Country Ranking
1,339
Institution Ranking
338
Michael Andindilile
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
![](https://cdn.adscientificindex.com/logos/10945.jpg)
English Language literatures
African Studies
Postcolonial Studies
* Total i10 Index Rankings
World Ranking
1,578,198
Country Ranking
12,251
Institution Ranking
210
Wilfred Molotja
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
![](https://cdn.adscientificindex.com/logos/11141.jpg)
English Language Teaching
Academic Literacy
Academic Reading
* Total i10 Index Rankings
World Ranking
1,611,936
Country Ranking
12,597
Institution Ranking
242
André Steenkamp
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
0
0.000
![](https://cdn.adscientificindex.com/logos/1205.png)
Second language teaching
task-based language teaching
African languages teaching
* Total i10 Index Rankings
World Ranking
1,642,956
Country Ranking
27,113
Institution Ranking
252
Muhammad Ali Mustapha
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
![](https://cdn.adscientificindex.com/logos/11157.png)
Curriculum and Instruction
EFL
ESL