Citation Rankings (Highly Cited Researchers) 2024 and list of influential and most cited researchers in Agriculture and Forestry, Art, Design and Architecture, Business and Management, Economics and Econometrics, Education, Engineering and Technology, History, Philosophy, Theology, Law, Medicine and Health Sciences, Natural Sciences and Social Sciences and their 256 sub-branches is a unique service offered only by “AD Scientific Index”. You can see the most cited and influential researchers in the country and region. See also for more specific citation analyses: "last 6 years citation index" Universities Rankings 2024 (Sort by: Total Citations) and Universities Rankings 2024 (Sort by : Last 6 Years Citations)
* Total Citation Counts Rankings
World Rank
192,003
Country Rank
4
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/24749.png)
![Namibia](/flags/na.png)
![Michael Sony](https://cdn.adscientificindex.com/pictures/ee/3729458.jpg)
Production & Operations Management
Digital Transformation
Industry 4.0
Quality 4.0
Operational
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,208
4,987
0.958
* Total Citation Counts Rankings
World Rank
285,216
Country Rank
6
Institution Rank : 2
![](https://cdn.adscientificindex.com/logos/24749.png)
![Namibia](/flags/na.png)
![Diptiranjan Sahu](https://cdn.adscientificindex.com/pictures/6e/3722762.jpg)
Applied Physics
Materials Science
Nanotechnology
Multifunctional Materials
Spintronics &
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,381
1,076
0.318
* Total Citation Counts Rankings
World Rank
333,235
Country Rank
7
Institution Rank : 3
![](https://cdn.adscientificindex.com/logos/24749.png)
![Namibia](/flags/na.png)
![Heike Winschiers-Theophilus](https://cdn.adscientificindex.com/pictures/94/3725433.jpg)
Design
Human Computer Interaction
Indigenous Knowledge
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,804
1,760
0.628
* Total Citation Counts Rankings
World Rank
390,856
Country Rank
10
Institution Rank : 4
![](https://cdn.adscientificindex.com/logos/24749.png)
![Namibia](/flags/na.png)
![Uchendu Eugene Chigbu|Eugene Chigbu, Uchendu Chigbu, Eugene Uchendu Chugbu](https://cdn.adscientificindex.com/pictures/b7/4301372.jpg)
Land management
Land administration
Well-being
Land governance
Land-use planning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,286
2,083
0.911
* Total Citation Counts Rankings
World Rank
400,060
Country Rank
12
Institution Rank : 6
![](https://cdn.adscientificindex.com/logos/24749.png)
![Namibia](/flags/na.png)
![Ben Mapani](https://cdn.adscientificindex.com/pictures/12/4098608.jpg)
Geochemistry
Tectonics
Geochronology
Environmental Science
Hydrogeology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,216
1,392
0.628
* Total Citation Counts Rankings
World Rank
471,068
Country Rank
19
Institution Rank : 7
![](https://cdn.adscientificindex.com/logos/24749.png)
![Namibia](/flags/na.png)
![Michael Mutingi](/pictures/24/3729439.jpg)
Operations Management
Healthcare Operations Research
Metaheuristics
System Dynamics
Lean Systems
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,766
923
0.523
* Total Citation Counts Rankings
World Rank
399,043
Country Rank
11
Institution Rank : 5
![](https://cdn.adscientificindex.com/logos/24749.png)
![Namibia](/flags/na.png)
![Rakesh Kumar](https://cdn.adscientificindex.com/pictures/49/4109742.jpg)
Queuing Theory and its applications
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,224
1,370
0.616
* Total Citation Counts Rankings
World Rank
526,275
Country Rank
23
Institution Rank : 8
![](https://cdn.adscientificindex.com/logos/24749.png)
![Namibia](/flags/na.png)
![Edosa Omoregie](https://cdn.adscientificindex.com/pictures/5e/3723025.jpg)
Fish Toxicology
Aquatic Ecotoxicology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,497
561
0.375
* Total Citation Counts Rankings
World Rank
540,363
Country Rank
26
Institution Rank : 9
![](https://cdn.adscientificindex.com/logos/24749.png)
![Namibia](/flags/na.png)
![Admire Mare](https://cdn.adscientificindex.com/pictures/eb/4096361.jpg)
Digital journalism
social media
social movements
political participation
youth and digital
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,435
1,219
0.849
* Total Citation Counts Rankings
World Rank
598,121
Country Rank
36
Institution Rank : 11
![](https://cdn.adscientificindex.com/logos/24749.png)
![Namibia](/flags/na.png)
![Percy Chimwamurombe](/pictures/5a/4109380.jpg)
Molecular Biology
Microbiology
Conservation Genetics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,216
833
0.685
* Total Citation Counts Rankings
World Rank
590,474
Country Rank
34
Institution Rank : 10
![](https://cdn.adscientificindex.com/logos/24749.png)
![Namibia](/flags/na.png)
![Sulaiman Olusegun Atiku|Olusegun Atiku, Sulaiman Atiku](https://cdn.adscientificindex.com/pictures/14/3700581.jpg)
Strategic Human Resource Management
Organisational Behaviour
Leadership
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,242
1,124
0.905
* Total Citation Counts Rankings
World Rank
650,280
Country Rank
38
Institution Rank : 12
![](https://cdn.adscientificindex.com/logos/24749.png)
![Namibia](/flags/na.png)
![Ben J. Strohbach](/user/assets/images/profile/no-profile-photo.png)
Vegetation ecology
landscape ecology
remote sensing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,051
466
0.443
* Total Citation Counts Rankings
World Rank
660,797
Country Rank
41
Institution Rank : 13
![](https://cdn.adscientificindex.com/logos/24749.png)
![Namibia](/flags/na.png)
![Sylvester R Moyo](/user/assets/images/profile/no-profile-photo.png)
Medical Microbiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,021
283
0.277
* Total Citation Counts Rankings
World Rank
689,664
Country Rank
43
Institution Rank : 14
![](https://cdn.adscientificindex.com/logos/24749.png)
![Namibia](/flags/na.png)
![Gereon Koch Kapuire](/pictures/c8/3724644.jpg)
Indigenous Knowledge
Ethics
Rural Communities
Co-Design
Technologies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
942
459
0.487
* Total Citation Counts Rankings
World Rank
690,867
Country Rank
44
Institution Rank : 15
![](https://cdn.adscientificindex.com/logos/24749.png)
![Namibia](/flags/na.png)
![Vera De Cauwer](/pictures/2a/4112292.jpg)
forest ecology and management
natural resources management
ecological modelling
geospatial sciences
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
939
435
0.463
* Total Citation Counts Rankings
World Rank
727,693
Country Rank
48
Institution Rank : 16
![](https://cdn.adscientificindex.com/logos/24749.png)
![Namibia](/flags/na.png)
![Maweja Kasonde](/pictures/62/3729153.jpg)
Process Engineering Design
Electric Batteries and Materials
Green Hydrogen Systems
Superhard materials
Metallurgy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
848
394
0.465
* Total Citation Counts Rankings
World Rank
752,846
Country Rank
51
Institution Rank : 17
![](https://cdn.adscientificindex.com/logos/24749.png)
![Namibia](/flags/na.png)
![Tafirenyika Sunde|Tafirenyika Sunde, Sunde T.](/pictures/04/4111679.jpg)
Applied Econometrics
Macroeconomics
Trade and Development
Energy Economics and Finance.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
790
584
0.739
* Total Citation Counts Rankings
World Rank
757,400
Country Rank
53
Institution Rank : 18
![](https://cdn.adscientificindex.com/logos/24749.png)
![Namibia](/flags/na.png)
![AS Eegunjobi](/pictures/ca/4097990.jpg)
Fluid Mechanics
Mathematical Modeling
Differential Equations
Heat and Mass Transfer
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
780
506
0.649
* Total Citation Counts Rankings
World Rank
770,535
Country Rank
55
Institution Rank : 19
![](https://cdn.adscientificindex.com/logos/24749.png)
![Namibia](/flags/na.png)
![Yapo Guillaume Aboua](/pictures/81/4112762.jpg)
Male and female infertility
Reproductive Biology and is actively involved in Child
Maternal
and
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
751
595
0.792
* Total Citation Counts Rankings
World Rank
776,457
Country Rank
56
Institution Rank : 20
![](https://cdn.adscientificindex.com/logos/24749.png)
![Namibia](/flags/na.png)
![James Katende](/pictures/31/3726413.jpg)
Renewable Energy Systems
Automatic control systems
Energy engineering
computer control systems
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
739
359
0.486
* Total Citation Counts Rankings
World Rank
822,354
Country Rank
62
Institution Rank : 21
![](https://cdn.adscientificindex.com/logos/24749.png)
![Namibia](/flags/na.png)
![Samuel John](/pictures/80/4110750.jpg)
Linear
Non-linear and Artificial Intelligence Control Systems
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
646
404
0.625
* Total Citation Counts Rankings
World Rank
862,474
Country Rank
68
Institution Rank : 46
![](https://cdn.adscientificindex.com/logos/11218.png)
![Namibia](/flags/na.png)
![Likius S Daniel](/pictures/89/3700606.jpg)
photocatalysis
Material Science
Renewable Energy and Chemical Engineering
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
571
466
0.816
* Total Citation Counts Rankings
World Rank
875,973
Country Rank
69
Institution Rank : 22
![](https://cdn.adscientificindex.com/logos/24749.png)
![Namibia](/flags/na.png)
![Alinah Segobye](/pictures/8a/4097288.jpg)
Heritage development
archaeology
gender studies
public health
culture
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
548
130
0.237
* Total Citation Counts Rankings
World Rank
919,308
Country Rank
76
Institution Rank : 53
![](https://cdn.adscientificindex.com/logos/11218.png)
![Namibia](/flags/na.png)
![Johannes Iitembu](/pictures/22/3700651.jpg)
Trophic Relationships
Fisheries Management
Marine Science
Aquaculture
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
474
380
0.802
* Total Citation Counts Rankings
World Rank
946,486
Country Rank
84
Institution Rank : 23
![](https://cdn.adscientificindex.com/logos/24749.png)
![Namibia](/flags/na.png)
![Thabo Falayi](/user/assets/images/profile/no-profile-photo.png)
Solid Waste valorisation
Solid waste solidification
Waste water remediation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
432
354
0.819
* Total Citation Counts Rankings
World Ranking
192,003
Country Ranking
4
Institution Ranking
1
Michael Sony
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,208
4,987
0.958
![](https://cdn.adscientificindex.com/logos/24749.png)
Production & Operations Management
Digital Transformation
Industry 4.0
Quality 4.0
Operational
* Total Citation Counts Rankings
World Ranking
285,216
Country Ranking
6
Institution Ranking
2
Diptiranjan Sahu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,381
1,076
0.318
![](https://cdn.adscientificindex.com/logos/24749.png)
Applied Physics
Materials Science
Nanotechnology
Multifunctional Materials
Spintronics &
* Total Citation Counts Rankings
World Ranking
333,235
Country Ranking
7
Institution Ranking
3
Heike Winschiers-Theophilus
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,804
1,760
0.628
![](https://cdn.adscientificindex.com/logos/24749.png)
Design
Human Computer Interaction
Indigenous Knowledge
* Total Citation Counts Rankings
World Ranking
390,856
Country Ranking
10
Institution Ranking
4
Uchendu Eugene Chigbu|Eugene Chigbu, Uchendu Chigbu, Eugene Uchendu Chugbu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,286
2,083
0.911
![](https://cdn.adscientificindex.com/logos/24749.png)
Land management
Land administration
Well-being
Land governance
Land-use planning
* Total Citation Counts Rankings
World Ranking
400,060
Country Ranking
12
Institution Ranking
6
Ben Mapani
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,216
1,392
0.628
![](https://cdn.adscientificindex.com/logos/24749.png)
Geochemistry
Tectonics
Geochronology
Environmental Science
Hydrogeology
* Total Citation Counts Rankings
World Ranking
471,068
Country Ranking
19
Institution Ranking
7
Michael Mutingi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,766
923
0.523
![](https://cdn.adscientificindex.com/logos/24749.png)
Operations Management
Healthcare Operations Research
Metaheuristics
System Dynamics
Lean Systems
* Total Citation Counts Rankings
World Ranking
399,043
Country Ranking
11
Institution Ranking
5
Rakesh Kumar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,224
1,370
0.616
![](https://cdn.adscientificindex.com/logos/24749.png)
Queuing Theory and its applications
* Total Citation Counts Rankings
World Ranking
526,275
Country Ranking
23
Institution Ranking
8
Edosa Omoregie
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,497
561
0.375
![](https://cdn.adscientificindex.com/logos/24749.png)
Fish Toxicology
Aquatic Ecotoxicology
* Total Citation Counts Rankings
World Ranking
540,363
Country Ranking
26
Institution Ranking
9
Admire Mare
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,435
1,219
0.849
![](https://cdn.adscientificindex.com/logos/24749.png)
Digital journalism
social media
social movements
political participation
youth and digital
* Total Citation Counts Rankings
World Ranking
598,121
Country Ranking
36
Institution Ranking
11
Percy Chimwamurombe
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,216
833
0.685
![](https://cdn.adscientificindex.com/logos/24749.png)
Molecular Biology
Microbiology
Conservation Genetics
![Adscientificindex](/assets/images/banner_logo.png)
Click for INSTITUTIONAL BULK REGISTRATION and PREMIUM MEMBERSHIP advantages
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* Total Citation Counts Rankings
World Ranking
590,474
Country Ranking
34
Institution Ranking
10
Sulaiman Olusegun Atiku|Olusegun Atiku, Sulaiman Atiku
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,242
1,124
0.905
![](https://cdn.adscientificindex.com/logos/24749.png)
Strategic Human Resource Management
Organisational Behaviour
Leadership
* Total Citation Counts Rankings
World Ranking
650,280
Country Ranking
38
Institution Ranking
12
Ben J. Strohbach
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,051
466
0.443
![](https://cdn.adscientificindex.com/logos/24749.png)
Vegetation ecology
landscape ecology
remote sensing
* Total Citation Counts Rankings
World Ranking
660,797
Country Ranking
41
Institution Ranking
13
Sylvester R Moyo
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,021
283
0.277
![](https://cdn.adscientificindex.com/logos/24749.png)
Medical Microbiology
* Total Citation Counts Rankings
World Ranking
689,664
Country Ranking
43
Institution Ranking
14
Gereon Koch Kapuire
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
942
459
0.487
![](https://cdn.adscientificindex.com/logos/24749.png)
Indigenous Knowledge
Ethics
Rural Communities
Co-Design
Technologies
* Total Citation Counts Rankings
World Ranking
690,867
Country Ranking
44
Institution Ranking
15
Vera De Cauwer
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
939
435
0.463
![](https://cdn.adscientificindex.com/logos/24749.png)
forest ecology and management
natural resources management
ecological modelling
geospatial sciences
* Total Citation Counts Rankings
World Ranking
727,693
Country Ranking
48
Institution Ranking
16
Maweja Kasonde
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
848
394
0.465
![](https://cdn.adscientificindex.com/logos/24749.png)
Process Engineering Design
Electric Batteries and Materials
Green Hydrogen Systems
Superhard materials
Metallurgy
* Total Citation Counts Rankings
World Ranking
752,846
Country Ranking
51
Institution Ranking
17
Tafirenyika Sunde|Tafirenyika Sunde, Sunde T.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
790
584
0.739
![](https://cdn.adscientificindex.com/logos/24749.png)
Applied Econometrics
Macroeconomics
Trade and Development
Energy Economics and Finance.
* Total Citation Counts Rankings
World Ranking
757,400
Country Ranking
53
Institution Ranking
18
AS Eegunjobi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
780
506
0.649
![](https://cdn.adscientificindex.com/logos/24749.png)
Fluid Mechanics
Mathematical Modeling
Differential Equations
Heat and Mass Transfer
* Total Citation Counts Rankings
World Ranking
770,535
Country Ranking
55
Institution Ranking
19
Yapo Guillaume Aboua
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
751
595
0.792
![](https://cdn.adscientificindex.com/logos/24749.png)
Male and female infertility
Reproductive Biology and is actively involved in Child
Maternal
and
* Total Citation Counts Rankings
World Ranking
776,457
Country Ranking
56
Institution Ranking
20
James Katende
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
739
359
0.486
![](https://cdn.adscientificindex.com/logos/24749.png)
Renewable Energy Systems
Automatic control systems
Energy engineering
computer control systems
* Total Citation Counts Rankings
World Ranking
822,354
Country Ranking
62
Institution Ranking
21
Samuel John
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
646
404
0.625
![](https://cdn.adscientificindex.com/logos/24749.png)
Linear
Non-linear and Artificial Intelligence Control Systems
* Total Citation Counts Rankings
World Ranking
862,474
Country Ranking
68
Institution Ranking
46
Likius S Daniel
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
571
466
0.816
![](https://cdn.adscientificindex.com/logos/11218.png)
photocatalysis
Material Science
Renewable Energy and Chemical Engineering
* Total Citation Counts Rankings
World Ranking
875,973
Country Ranking
69
Institution Ranking
22
Alinah Segobye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
548
130
0.237
![](https://cdn.adscientificindex.com/logos/24749.png)
Heritage development
archaeology
gender studies
public health
culture
* Total Citation Counts Rankings
World Ranking
919,308
Country Ranking
76
Institution Ranking
53
Johannes Iitembu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
474
380
0.802
![](https://cdn.adscientificindex.com/logos/11218.png)
Trophic Relationships
Fisheries Management
Marine Science
Aquaculture
* Total Citation Counts Rankings
World Ranking
946,486
Country Ranking
84
Institution Ranking
23
Thabo Falayi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
432
354
0.819
![](https://cdn.adscientificindex.com/logos/24749.png)
Solid Waste valorisation
Solid waste solidification
Waste water remediation