Productivity Rankings is an exclusive service provided by AD Scientific Index. This ranking system, derived from the i10 index, highlights the productivity of scientists in publishing impactful scientific articles. Productivity Rankings serves as a tool to identify highly productive scientists across specific areas, disciplines, universities, and countries, and supports the creation of effective incentives and academic policies. The global, regional, and institutional rankings of scientists in this table are calculated based on their total i10 index. Moreover, you can explore special rankings derived from Productivity Rankings, such as Scientists Last 6 Years' i10 Index, Universities Total i10 Index Rankings 2025, Universities Last 6 Years' i10 Index Rankings 2025, Art and Humanities i10 Productivity Rankings, and Social Sciences and Humanities i10 Productivity Rankings.
* Total i10 IndexRankings
Ranking Based On Selection :1
operational research
decision analysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
82
47
0.573
* Total i10 IndexRankings
Ranking Based On Selection :2
Robotics
Artificial Intelligence
Machine Learning
Decision Making
Reinforcement Learning
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
37
0.881
* Total i10 IndexRankings
Ranking Based On Selection :3
consumer behaviour
complex decision-making
service quality
consumer involvement
consumer/ customerr satisfaction
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
18
0.621
* Total i10 IndexRankings
Ranking Based On Selection :4
Special Functions and Orthogonal polynomials
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
9
0.321
* Total i10 IndexRankings
Ranking Based On Selection :5
Information Security
Decision Support Systems
Operations Research
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
22
0.815
* Total i10 IndexRankings
Ranking Based On Selection :6
Decision Sciences
Statistics
Econometrics
Mathematical Finance
Energy Forecasting
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
20
0.800
* Total i10 IndexRankings
Ranking Based On Selection :7
Optimization
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
14
0.609
* Total i10 IndexRankings
Ranking Based On Selection :8
Adolescence
Adolescent Health
Decision-making
Emerging adulthood
Social determinants of health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
23
1.000
* Total i10 IndexRankings
Ranking Based On Selection :9
Computational Complexity
Fractal geometry
Ramsey theory
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
2
0.133
* Total i10 IndexRankings
Ranking Based On Selection :10
systems thinking
decision-making
ICT4D
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
10
0.714
* Total i10 IndexRankings
Ranking Based On Selection :11
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
4
0.308
* Total i10 IndexRankings
Ranking Based On Selection :12
Logistics outsourcing
supply chain management
mixed methods
structural equation modelling
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
12
1.000
* Total i10 IndexRankings
Ranking Based On Selection :13
Supply Chain Planning
Macro-logistics
Sustainable Freight Transport
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
9
0.750
* Total i10 IndexRankings
Ranking Based On Selection :14
Mathematical modelling / Computing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
8
0.667
* Total i10 IndexRankings
Ranking Based On Selection :15
Operational Research
Multi-Criteria Decision Analysis
Decision Modelling
Gambling Research
Environmental and Resource Manage
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
5
0.417
* Total i10 IndexRankings
Ranking Based On Selection :16
Supply Chain Risk Management
Project Management
SMEs
Systems Engineering Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
9
0.818
* Total i10 IndexRankings
Ranking Based On Selection :17
Logistics and Supply Chain Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
9
1.000
* Total i10 IndexRankings
Ranking Based On Selection :18
Project Management
Manufacturing Systems
Operations Management
Business Process Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
7
0.778
* Total i10 IndexRankings
Ranking Based On Selection :19
Supply chain optimisation
Operations research
Simulation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
4
0.444
* Total i10 IndexRankings
Ranking Based On Selection :20
Operations Research
Mathematical Programming
Metaheuristics
DC optimization
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
3
0.429
* Total i10 IndexRankings
Ranking Based On Selection :21
Logistics and supply chain management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
* Total i10 IndexRankings
Ranking Based On Selection :22
Lean Operations
Continuous Improvement
Quality Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
* Total i10 IndexRankings
Ranking Based On Selection :23
Sustainability and Resilience in SCM
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
5
0.833
* Total i10 IndexRankings
Ranking Based On Selection :24
Supply chain management
Risk
Resilience
Business management
Strategy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Total i10 IndexRankings
Ranking Based On Selection :25
Marketing
Operations Management
Quality and Entrepreneurship
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Theodor Stewart
University of Cape Town
Cape Town, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
82
47
0.573
operational research
decision analysis
Benjamin Rosman
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
37
0.881
Robotics
Artificial Intelligence
Machine Learning
Decision Making
Reinforcement Learning
Aletta C Erasmus
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
18
0.621
consumer behaviour
complex decision-making
service quality
consumer involvement
consumer/ customerr satisfaction
Kerstin Jordaan
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
9
0.321
Special Functions and Orthogonal polynomials
Hennie Kruger
North West University
Potchefstroom, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
22
0.815
Information Security
Decision Support Systems
Operations Research
Delson Chikobvu
University of the Free State
Bloemfontein, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
20
0.800
Decision Sciences
Statistics
Econometrics
Mathematical Finance
Energy Forecasting
MK Luhandjula
University of South Africa
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
14
0.609
Eugene Lee Davids
University of Cape Town
Cape Town, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
23
1.000
Adolescence
Adolescent Health
Decision-making
Emerging adulthood
Social determinants of health
Willem Fouche
University of South Africa
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
2
0.133
Computational Complexity
Fractal geometry
Ramsey theory
Marita Turpin
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
10
0.714
systems thinking
decision-making
ICT4D
Ilsa Basson
University of South Africa
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
4
0.308
Joash Mageto
University of Johannesburg
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
12
1.000
Logistics outsourcing
supply chain management
mixed methods
structural equation modelling
Joubert Van Eeden
Stellenbosch University
Stellenbosch, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
9
0.750
Supply Chain Planning
Macro-logistics
Sustainable Freight Transport
Petrus H Potgieter
University of South Africa
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
8
0.667
Mathematical modelling / Computing
Leanne Scott
University of Cape Town
Cape Town, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
5
0.417
Operational Research
Multi-Criteria Decision Analysis
Decision Modelling
Gambling Research
Environmental and Resource Manage
Bernadette Sunjka
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
9
0.818
Supply Chain Risk Management
Project Management
SMEs
Systems Engineering Management
Osayuwamen Omoruyi
Sol Plaatje University
Kimberley, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
9
1.000
Logistics and Supply Chain Management
Stanley Fore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
7
0.778
Project Management
Manufacturing Systems
Operations Management
Business Process Management
Wilna L Bean
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
4
0.444
Supply chain optimisation
Operations research
Simulation
Stephan E Visagie
Stellenbosch University
Stellenbosch, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
3
0.429
Operations Research
Mathematical Programming
Metaheuristics
DC optimization
Peter Kilbourn
University of Johannesburg
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
Logistics and supply chain management
Charles Sambil Mukwakungu
University of Johannesburg
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
Lean Operations
Continuous Improvement
Quality Management
Thokozanl Patmond Mbhele
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
5
0.833
Sustainability and Resilience in SCM
Arno Meyer
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Supply chain management
Risk
Resilience
Business management
Strategy
Zinzi Nxopo, Zinzi Magoda
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Marketing
Operations Management
Quality and Entrepreneurship