Citation Rankings
Highly Cited Researchers

Business & Management Highly Cited Researchers 122 Scientists Citation in South Africa Rankings - 2025

The Citation Rankings (Highly Cited Researchers) list highlight the most cited and influential researchers across a vast range of scientific fields, covering 197 main and sub-disciplines, including the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings. This service, offered exclusively by AD Scientific Index, aims to provide a balanced perspective by excluding data from CERN and other statistical sources that disproportionately favor certain researchers, particularly in the social sciences and humanities. This unique approach addresses the advantages researchers with multi-author publications and CERN involvement hold over others. Furthermore, citation rankings help uncover rule violations and unethical practices within the research community. For more detailed citation analyses, explore the Scientists Last 6 Years Citation Index, Universities Total Citations Rankings 2025, and Universities Last 6 Years Citations Rankings 2025.

* Total Citation Counts Rankings
Ranking Based On Selection: 1
South Africa
Mammo Muchie
Science
Technology
Innovation and development
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,523
1,736
0.493
* Total Citation Counts Rankings
Ranking Based On Selection: 2
South Africa
Glenda Kruss
science
technology and innovation measurement
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,693
1,100
0.408
* Total Citation Counts Rankings
Ranking Based On Selection: 3
South Africa
John Ouma-Mugabe
Science
technology and innovation and biotechnology policy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,139
187
0.164
* Total Citation Counts Rankings
Ranking Based On Selection: 4
South Africa
Il-Haam Petersen
innovation and development
social network analysis
inter-organisational networks
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,024
542
0.529
* Total Citation Counts Rankings
Ranking Based On Selection: 5
South Africa
Kai-Ying (Alice) Chan
Innovation Management
Science Park
Organisational Networks
Multiple Team Membership
National Innovation Survey
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
995
548
0.551
* Total Citation Counts Rankings
Ranking Based On Selection: 6
South Africa
Michael Gastrow
Innovation systems
political economy of science and technology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
959
480
0.501
* Total Citation Counts Rankings
Ranking Based On Selection: 7
South Africa
David Walwyn
Innovation Policy
Renewable Energy
Sustainability Transitions
Research and Development
Localisation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
923
432
0.468
* Total Citation Counts Rankings
Ranking Based On Selection: 8
South Africa
Elvis Avenyo
Industrial Development
Innovation
Economic Development
Technological Change
Impact Evaluation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
671
656
0.978
* Total Citation Counts Rankings
Ranking Based On Selection: 9
South Africa
Thobekani Lose
Business incubation
Entrepreneurship
Small Business Development
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
657
516
0.785

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* Total Citation Counts Rankings
Ranking Based On Selection: 10
South Africa
Obey Dzomonda
Entrepreneurship
Social Entrepreneurship
Small Business Management
Sustainability
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
508
460
0.906
* Total Citation Counts Rankings
Ranking Based On Selection: 11
South Africa
Mcedward Murimbika
Entrepreneurship and New Venture Creation
Corporate Entrepreneurial Strategy
Technology
Leadership
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
500
301
0.602
* Total Citation Counts Rankings
Ranking Based On Selection: 12
South Africa
Chris Schachtebeck
Entrepreneurship
Intrapreneurship
Small Business Management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
480
423
0.881
* Total Citation Counts Rankings
Ranking Based On Selection: 13
South Africa
Thea Van Der Westhuizen
entrepreneurship education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
475
373
0.785
* Total Citation Counts Rankings
Ranking Based On Selection: 14
South Africa
Rylyne Nchu
Entrepreneurial skills
Entrepreneurship
Entrepreneurship Education
4IR skills
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
468
444
0.949
* Total Citation Counts Rankings
Ranking Based On Selection: 15
South Africa
Babar Dharani
Leadership
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
465
280
0.602
* Total Citation Counts Rankings
Ranking Based On Selection: 16
South Africa
Adriana Aletta Steyn|Riana Steyn
entrepreneurs
innovation
Higher education
Distance learning
4IR
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
449
393
0.875
* Total Citation Counts Rankings
Ranking Based On Selection: 17
South Africa
Aden-Paul Flotman
Leadership
Emotional toxicity
Systems Psychodynamics
Language use
Leadership anxiety dynamics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
436
359
0.823
* Total Citation Counts Rankings
Ranking Based On Selection: 18
South Africa
Menisha Moos
Entrepreneurship and small business policy
small business enabling environment
entrepreneurial ecosystem
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
429
360
0.839
* Total Citation Counts Rankings
Ranking Based On Selection: 19
South Africa
Jacobus Hendrik Oosthuizen
Entrepreneurship
Strategy
Leadership
Innovation
Technology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
426
208
0.488
* Total Citation Counts Rankings
Ranking Based On Selection: 20
South Africa
Masike Malatji
digital transformation
cybersecurity
technology entrepreneurship
technology management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
421
418
0.993
* Total Citation Counts Rankings
Ranking Based On Selection: 21
South Africa
Roger Elliott
Entrepreneurship
Social entrepreneurship
work ethics
Culture
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
392
218
0.556
* Total Citation Counts Rankings
Ranking Based On Selection: 22
South Africa
Tumo Kele
Leadership in project management
entrepreneurship
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
388
306
0.789
* Total Citation Counts Rankings
Ranking Based On Selection: 23
South Africa
Stephen Mago
Development Finance
Microfinance
Financial Inclusion and Entrepreneurship
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
372
210
0.565
* Total Citation Counts Rankings
Ranking Based On Selection: 24
South Africa
Zwelinzima Ndevu
Leadership
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
358
314
0.877
* Total Citation Counts Rankings
Ranking Based On Selection: 25
South Africa
Unity Chipfupa
Smallholder agriculture
entrepreneurship development
livelihoods
food security
psychological capital
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
353
329
0.932
* Total Citation Counts Rankings
Rankings
287,211
South Africa
1,253
17
Ranking Based On Selection: 1
Mammo Muchie
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,523
1,736
0.493
* Total Citation Counts Rankings
Rankings
358,658
South Africa
1,633
12
Ranking Based On Selection: 2
Glenda Kruss
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,693
1,100
0.408
* Total Citation Counts Rankings
Rankings
640,442
South Africa
3,235
325
Ranking Based On Selection: 3
John Ouma-Mugabe
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,139
187
0.164
Science
technology and innovation and biotechnology policy
* Total Citation Counts Rankings
Rankings
678,544
South Africa
3,450
26
Ranking Based On Selection: 4
Il-Haam Petersen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,024
542
0.529
innovation and development
social network analysis
inter-organisational networks
* Total Citation Counts Rankings
Rankings
688,743
South Africa
3,520
355
Ranking Based On Selection: 5
Kai-Ying (Alice) Chan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
995
548
0.551
Innovation Management
Science Park
Organisational Networks
Multiple Team Membership
National Innovation Survey
* Total Citation Counts Rankings
Rankings
701,916
South Africa
3,592
28
Ranking Based On Selection: 6
Michael Gastrow
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
959
480
0.501
Innovation systems
political economy of science and technology
* Total Citation Counts Rankings
Rankings
715,782
South Africa
3,662
379
Ranking Based On Selection: 7
David Walwyn
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
923
432
0.468
Innovation Policy
Renewable Energy
Sustainability Transitions
Research and Development
Localisation
* Total Citation Counts Rankings
Rankings
826,377
South Africa
4,352
299
Ranking Based On Selection: 8
Elvis Avenyo
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
671
656
0.978
Industrial Development
Innovation
Economic Development
Technological Change
Impact Evaluation
* Total Citation Counts Rankings
Rankings
833,491
South Africa
4,402
28
Ranking Based On Selection: 9
Thobekani Lose
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
657
516
0.785
Business incubation
Entrepreneurship
Small Business Development
* Total Citation Counts Rankings
Rankings
922,995
South Africa
4,998
39
Ranking Based On Selection: 10
Obey Dzomonda
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
508
460
0.906
Entrepreneurship
Social Entrepreneurship
Small Business Management
Sustainability

360° Institutional Performance & Benchmarking Click Here for Live Demo 

Gain data-driven strategic insights into your institution’s academic performance, global positioning, and competitive strengths through advanced analysis and benchmarking

with 20 similarly ranked institutions at City, Country, Region, and Global levels. 

* Total Citation Counts Rankings
Rankings
929,783
South Africa
5,055
487
Ranking Based On Selection: 11
Mcedward Murimbika
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
500
301
0.602
Entrepreneurship and New Venture Creation
Corporate Entrepreneurial Strategy
Technology
Leadership
* Total Citation Counts Rankings
Rankings
946,374
South Africa
5,178
369
Ranking Based On Selection: 12
Chris Schachtebeck
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
480
423
0.881
Entrepreneurship
Intrapreneurship
Small Business Management
* Total Citation Counts Rankings
Rankings
950,886
South Africa
5,215
394
Ranking Based On Selection: 13
Thea Van Der Westhuizen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
475
373
0.785
* Total Citation Counts Rankings
Rankings
956,725
South Africa
5,277
82
Ranking Based On Selection: 14
Rylyne Nchu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
468
444
0.949
Entrepreneurial skills
Entrepreneurship
Entrepreneurship Education
4IR skills
* Total Citation Counts Rankings
Rankings
959,635
South Africa
5,302
769
Ranking Based On Selection: 15
Babar Dharani
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
465
280
0.602
* Total Citation Counts Rankings
Rankings
973,645
South Africa
5,422
529
Ranking Based On Selection: 16
Adriana Aletta Steyn|Riana Steyn
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
449
393
0.875
entrepreneurs
innovation
Higher education
Distance learning
4IR
* Total Citation Counts Rankings
Rankings
985,732
South Africa
5,520
281
Ranking Based On Selection: 17
Aden-Paul Flotman
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
436
359
0.823
Leadership
Emotional toxicity
Systems Psychodynamics
Language use
Leadership anxiety dynamics
* Total Citation Counts Rankings
Rankings
992,335
South Africa
5,566
547
Ranking Based On Selection: 18
Menisha Moos
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
429
360
0.839
Entrepreneurship and small business policy
small business enabling environment
entrepreneurial ecosystem
* Total Citation Counts Rankings
Rankings
995,629
South Africa
5,593
2
Ranking Based On Selection: 19
Jacobus Hendrik Oosthuizen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
426
208
0.488
Entrepreneurship
Strategy
Leadership
Innovation
Technology
* Total Citation Counts Rankings
Rankings
999,791
South Africa
5,624
288
Ranking Based On Selection: 20
Masike Malatji
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
421
418
0.993
digital transformation
cybersecurity
technology entrepreneurship
technology management
* Total Citation Counts Rankings
Rankings
1,029,329
South Africa
5,890
79
Ranking Based On Selection: 21
Roger Elliott
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
392
218
0.556
Entrepreneurship
Social entrepreneurship
work ethics
Culture
* Total Citation Counts Rankings
Rankings
1,033,173
South Africa
5,919
99
Ranking Based On Selection: 22
Tumo Kele
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
388
306
0.789
Leadership in project management
entrepreneurship
* Total Citation Counts Rankings
Rankings
1,050,211
South Africa
6,052
73
Ranking Based On Selection: 23
Stephen Mago
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
372
210
0.565
Development Finance
Microfinance
Financial Inclusion and Entrepreneurship
* Total Citation Counts Rankings
Rankings
1,065,314
South Africa
6,180
708
Ranking Based On Selection: 24
Zwelinzima Ndevu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
358
314
0.877
* Total Citation Counts Rankings
Rankings
1,070,942
South Africa
6,227
332
Ranking Based On Selection: 25
Unity Chipfupa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
353
329
0.932
Smallholder agriculture
entrepreneurship development
livelihoods
food security
psychological capital
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