The Citation Rankings (Highly Cited Researchers) 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
educational technology
higher education
learning analytics
student success
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,224
4,671
0.750
* Total Citation Counts Rankings
Ranking Based On Selection :2
Natural Language Processing
Machine Learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,752
3,625
0.966
* Total Citation Counts Rankings
Ranking Based On Selection :3
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,817
2,081
0.739
* Total Citation Counts Rankings
Ranking Based On Selection :4
learning effects of assessment
faculty development
educational research development
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,990
876
0.440
* Total Citation Counts Rankings
Ranking Based On Selection :5
Education
Media studies
e-learning
instructional design
Monitoring and evaluation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,887
1,342
0.711
* Total Citation Counts Rankings
Ranking Based On Selection :6
Mathematics Curriculum
Educational Technology
and Technical Education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,873
1,561
0.833
* Total Citation Counts Rankings
Ranking Based On Selection :7
TVET
Educational technology
pedagogy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,337
826
0.618
* Total Citation Counts Rankings
Ranking Based On Selection :8
learning analytics
learning design
online learning
MOOCs
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,241
453
0.365
* Total Citation Counts Rankings
Ranking Based On Selection :9
Learning Technologies
OER
eLearning
online and blended
learning design
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
871
258
0.296
* Total Citation Counts Rankings
Ranking Based On Selection :10
Business & technology management
Information systems
Digital business
Educational technology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
813
470
0.578
* Total Citation Counts Rankings
Ranking Based On Selection :11
Nature of Science
Inquiry teaching and learning
Science teacher education
Computational thinking
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
574
498
0.868
* Total Citation Counts Rankings
Ranking Based On Selection :12
online collaboration
online conferences
online professional networks
professional development
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
532
86
0.162
* Total Citation Counts Rankings
Ranking Based On Selection :13
ICT for Education
mobile learning
ICT for Development
ICT4D
ICT4E
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
455
130
0.286
* Total Citation Counts Rankings
Ranking Based On Selection :14
Competency Maturing
Curriculum development
ICT for Education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
437
334
0.764
* Total Citation Counts Rankings
Ranking Based On Selection :15
Learning Technologies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
423
174
0.411
* Total Citation Counts Rankings
Ranking Based On Selection :16
Educational Technology
Instructional design
Education
Mobile Learning
Research Methods
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
378
256
0.677
* Total Citation Counts Rankings
Ranking Based On Selection :17
Educational technology
Learning technologies
21st century learning
Transformative learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
333
187
0.562
* Total Citation Counts Rankings
Ranking Based On Selection :18
ICT in Education
E-Learning
Networks
E-assessment
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
244
232
0.951
* Total Citation Counts Rankings
Ranking Based On Selection :19
Educational technology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
242
242
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :20
ICT in education
e-health
e-learning
web development
ODL
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
238
177
0.744
* Total Citation Counts Rankings
Ranking Based On Selection :21
Technology Education
Professional development
teacher education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
203
96
0.473
* Total Citation Counts Rankings
Ranking Based On Selection :22
Human-Computer Interaction
ICT4D
Educational Technology
eHealth
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
192
159
0.828
* Total Citation Counts Rankings
Ranking Based On Selection :23
Learning Technologies
Activity Theory
Digital Scholarship
Blended Teaching and Learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
161
94
0.584
* Total Citation Counts Rankings
Ranking Based On Selection :24
Technology Education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
136
12
0.088
* Total Citation Counts Rankings
Ranking Based On Selection :25
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
117
106
0.906
Paul Prinsloo
University of South Africa
Pretoria, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,224
4,671
0.750
educational technology
higher education
learning analytics
student success
Jan Buys
University of Cape Town
Cape Town, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,752
3,625
0.966
Natural Language Processing
Machine Learning
Daniela Gachago
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,817
2,081
0.739
Francois J Cilliers
University of Cape Town
Cape Town, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,990
876
0.440
learning effects of assessment
faculty development
educational research development
Eunice Ndeto Ivala
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,887
1,342
0.711
Education
Media studies
e-learning
instructional design
Monitoring and evaluation
Simon Bheki. Khoza
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,873
1,561
0.833
Mathematics Curriculum
Educational Technology
and Technical Education
Moses Makgato
Tshwane University of Technology
Pretoria, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,337
826
0.618
TVET
Educational technology
pedagogy
Andrew Deacon
University of Cape Town
Cape Town, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,241
453
0.365
learning analytics
learning design
online learning
MOOCs
Brenda Mallinson
Rhodes University
Grahamstown, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
871
258
0.296
Learning Technologies
OER
eLearning
online and blended
learning design
Ray M Kekwaletswe.
University of the Witwatersrand
Johannesburg, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
813
470
0.578
Business & technology management
Information systems
Digital business
Educational technology
Sam Ramaila
University of Johannesburg
Johannesburg, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
574
498
0.868
Nature of Science
Inquiry teaching and learning
Science teacher education
Computational thinking
Tony Carr
University of Cape Town
Cape Town, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
532
86
0.162
online collaboration
online conferences
online professional networks
professional development
Merryl Ford
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
455
130
0.286
ICT for Education
mobile learning
ICT for Development
ICT4D
ICT4E
Tejumade (Adeniran) Ogundipe
University of Cape Town
Cape Town, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
437
334
0.764
Competency Maturing
Curriculum development
ICT for Education
Duan Van Der Westhuizen
University of Johannesburg
Johannesburg, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
423
174
0.411
Sibongile Simelane-Mnisi
Tshwane University of Technology
Pretoria, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
378
256
0.677
Educational Technology
Instructional design
Education
Mobile Learning
Research Methods
Geoffrey Lautenbach
University of Johannesburg
Johannesburg, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
333
187
0.562
Educational technology
Learning technologies
21st century learning
Transformative learning
Martin Appiah
Vaal University of Technology
Vanderbijlpark, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
244
232
0.951
ICT in Education
E-Learning
Networks
E-assessment
David Mutambara
University of Zululand
Kwadlangezwa, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
242
242
1.000
Mbodila Muhandji
Walter Sisulu University
Mthatha, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
238
177
0.744
ICT in education
e-health
e-learning
web development
ODL
Werner Engelbrecht
University of Johannesburg
Johannesburg, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
203
96
0.473
Technology Education
Professional development
teacher education
Bester Chimbo
University of South Africa
Pretoria, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
192
159
0.828
Human-Computer Interaction
ICT4D
Educational Technology
eHealth
Jan Petrus Bosman
Stellenbosch University
Stellenbosch, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
161
94
0.584
Learning Technologies
Activity Theory
Digital Scholarship
Blended Teaching and Learning
Ishmael Sello
University of Limpopo
Mankweng, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
136
12
0.088
Clive Smith
Rhodes University
Grahamstown, South Africa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
117
106
0.906