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
3,242
Country Rank
1
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/11217.jpg)
![Kenya](/flags/ke.png)
![Peter N. Keiyoro](https://cdn.adscientificindex.com/pictures/37/88840.jpg)
Open
distance and elearning
Global Burden of Diseases
Ecology and environmental conservatin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
95,873
84,155
0.878
* Total Citation Counts Rankings
World Rank
7,223
Country Rank
272
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/626.jpg)
![Canada](/flags/ca.png)
![Terry Anderson](https://cdn.adscientificindex.com/pictures/4b/605640.jpg)
distance learning
e-learning
open scholarship
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
59,925
22,639
0.378
* Total Citation Counts Rankings
World Rank
23,881
Country Rank
11,054
Institution Rank : 31
![](https://cdn.adscientificindex.com/logos/3763.jpg)
![United States](/flags/us.png)
![Curtis J Bonk](https://cdn.adscientificindex.com/pictures/1e/1355194.jpg)
Self-directed online learning
open education
MOOCs
e-learning
emerging learning technologies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28,207
9,988
0.354
* Total Citation Counts Rankings
World Rank
29,064
Country Rank
13,300
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/11076.png)
![United States](/flags/us.png)
![Karen Swan](https://cdn.adscientificindex.com/pictures/80/1615488.jpg)
online learning
learning analytics
data literary
programming & problem solvling
community of inquiry framework
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24,732
8,365
0.338
* Total Citation Counts Rankings
World Rank
30,348
Country Rank
1,347
Institution Rank : 9
![](https://cdn.adscientificindex.com/logos/2260.jpg)
![Australia](/flags/au.png)
![Ron Oliver](https://cdn.adscientificindex.com/pictures/ab/130215.jpg)
learning technologies
e-learning
online learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24,018
6,710
0.279
* Total Citation Counts Rankings
World Rank
36,798
Country Rank
46
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/2289.jpg)
![Egypt](/flags/eg.png)
![Ahmed Nour](https://cdn.adscientificindex.com/pictures/29/103094.jpg)
E - Learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,979
12,932
0.616
* Total Citation Counts Rankings
World Rank
47,542
Country Rank
193
Institution Rank : 4
![](https://cdn.adscientificindex.com/logos/6192.jpg)
![Taiwan](/flags/tw.png)
![Chi Cheng Chang](/user/assets/images/profile/no-profile-photo.png)
e-Learning
Educational Technology
Engineering and Technology Education
Human Resource Development
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,413
8,012
0.460
* Total Citation Counts Rankings
World Rank
49,727
Country Rank
2,147
Institution Rank : 23
![](https://cdn.adscientificindex.com/logos/1744.png)
![Canada](/flags/ca.png)
![Robert M Bernard](https://cdn.adscientificindex.com/pictures/c5/606493.jpg)
Technology integration
distance education
online learning
blended learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,845
8,099
0.481
* Total Citation Counts Rankings
World Rank
53,939
Country Rank
178
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/444.jpg)
![Türkiye](/flags/tr.png)
![Aras Bozkurt](https://cdn.adscientificindex.com/pictures/b2/60333.jpg)
Distance Education
Educational Technology
Open Education
Online Learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,853
14,879
0.939
* Total Citation Counts Rankings
World Rank
56,725
Country Rank
24,382
Institution Rank : 93
![](https://cdn.adscientificindex.com/logos/11758.jpg)
![United States](/flags/us.png)
![Barbara Lockee](/user/assets/images/profile/no-profile-photo.png)
Distance Education
Distance Learning
Message Design
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,259
13,594
0.891
* Total Citation Counts Rankings
World Rank
55,396
Country Rank
226
Institution Rank : 7
![](https://cdn.adscientificindex.com/logos/2082.jpg)
![Ireland](/flags/ie.png)
![Mark Brown](https://cdn.adscientificindex.com/pictures/00/1844796.jpg)
Digital Learning
Online Learning
Educational Leadership
Educational Policy
Micro-credentials
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,544
7,928
0.510
* Total Citation Counts Rankings
World Rank
60,504
Country Rank
25,799
Institution Rank : 28
![](https://cdn.adscientificindex.com/logos/10726.jpg)
![United States](/flags/us.png)
![Peter Shea](https://cdn.adscientificindex.com/pictures/58/1738336.jpg)
online learning
distance education
online education
distance learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,529
6,028
0.415
* Total Citation Counts Rankings
World Rank
64,014
Country Rank
27,119
Institution Rank : 352
![](https://cdn.adscientificindex.com/logos/25916.png)
![United States](/flags/us.png)
![Mohammad Ghavamzadeh](https://cdn.adscientificindex.com/pictures/27/4378847.jpg)
Reinforcement Learning
Online Learning
Machine Learning
Control
AI
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,917
10,523
0.756
* Total Citation Counts Rankings
World Rank
77,368
Country Rank
871
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/383.png)
![India](/flags/in.png)
![Ramesh Chander Sharma](https://cdn.adscientificindex.com/pictures/70/5003289.jpg)
eLearning
Distance Eduction
Open Educational Resources
Student Support
Educational Technology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,980
8,733
0.729
* Total Citation Counts Rankings
World Rank
78,722
Country Rank
351
Institution Rank : 9
![](https://cdn.adscientificindex.com/logos/6192.jpg)
![Taiwan](/flags/tw.png)
![Jyh Chong Liang](https://cdn.adscientificindex.com/pictures/b0/361564.jpg)
E-learning
Science education
Basic medical science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,804
8,182
0.693
* Total Citation Counts Rankings
World Rank
89,424
Country Rank
36,316
Institution Rank : 143
![](https://cdn.adscientificindex.com/logos/4250.jpg)
![United States](/flags/us.png)
![Evrim Baran](https://cdn.adscientificindex.com/pictures/8f/1361612.jpg)
Educational technology
teacher education
distance education
human computer interaction
learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,616
6,981
0.658
* Total Citation Counts Rankings
World Rank
92,397
Country Rank
428
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/6072.jpg)
![Taiwan](/flags/tw.png)
![Chih Ming Chen](https://cdn.adscientificindex.com/pictures/62/345971.jpg)
e-learning
data mining
digital library
intelligent agent on the web
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,328
4,947
0.479
* Total Citation Counts Rankings
World Rank
111,148
Country Rank
43,882
Institution Rank : 103
![](https://cdn.adscientificindex.com/logos/10908.jpg)
![United States](/flags/us.png)
![Joel Hartman](/user/assets/images/profile/no-profile-photo.png)
information technology
online learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,781
2,453
0.279
* Total Citation Counts Rankings
World Rank
113,611
Country Rank
1,851
Institution Rank : 20
![](https://cdn.adscientificindex.com/logos/10018.png)
![Switzerland](/flags/ch.png)
![Lorenzo Cantoni](https://cdn.adscientificindex.com/pictures/59/1086419.jpg)
eLearning
Tourism
eGovernment
Fashion
Heritage
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,612
4,456
0.517
* Total Citation Counts Rankings
World Rank
113,912
Country Rank
2,740
Institution Rank : 148
![](https://cdn.adscientificindex.com/logos/9256.png)
![Spain](/flags/es.png)
![Baltasar Fernández Manjón|Baltasar Fernandez-Manjon, B. F. Manjon, Baltasar Fernández Manjón](https://cdn.adscientificindex.com/pictures/3d/907269.jpg)
e-learning
serious games
medical simulation
game-based learning
learning analytics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,593
3,492
0.406
* Total Citation Counts Rankings
World Rank
111,905
Country Rank
44,137
Institution Rank : 7
![](https://cdn.adscientificindex.com/logos/1015.png)
![United States](/flags/us.png)
![Patrick R Lowenthal](https://cdn.adscientificindex.com/pictures/23/857186.jpg)
Online learning
instructional design
social presence
identity
community
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,725
5,460
0.626
* Total Citation Counts Rankings
World Rank
116,357
Country Rank
45,687
Institution Rank : 64
![](https://cdn.adscientificindex.com/logos/7574.jpg)
![United States](/flags/us.png)
![Minjuan Wang](https://cdn.adscientificindex.com/pictures/71/1520501.jpg)
cloud learning
Metaverse
AI in Education
cultural studies
XR and Immersive Learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,436
4,762
0.564
* Total Citation Counts Rankings
World Rank
121,595
Country Rank
605
Institution Rank : 43
![](https://cdn.adscientificindex.com/logos/10904.png)
![New Zealand](/flags/nz.png)
![Niki Davis](https://cdn.adscientificindex.com/pictures/80/128454.jpg)
e-learning
teacher education
virtual schooling
change with digital technologies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,105
2,878
0.355
* Total Citation Counts Rankings
World Rank
123,597
Country Rank
48,097
Institution Rank : 2
![](https://cdn.adscientificindex.com/logos/11062.png)
![United States](/flags/us.png)
![June Lu](https://cdn.adscientificindex.com/pictures/29/1632200.jpg)
Mobile
electronic commerce
online learning
information systems
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,986
3,084
0.386
* Total Citation Counts Rankings
World Rank
124,378
Country Rank
48,362
Institution Rank : 5
![](https://cdn.adscientificindex.com/logos/1791.png)
![United States](/flags/us.png)
![Raquel Benbunan Fich](https://cdn.adscientificindex.com/pictures/07/884313.jpg)
Multitasking
Virtual Teams
Online Learning
Web usability
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,940
3,220
0.406
* Total Citation Counts Rankings
World Ranking
3,242
Country Ranking
1
Institution Ranking
1
Peter N. Keiyoro
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
95,873
84,155
0.878
![](https://cdn.adscientificindex.com/logos/11217.jpg)
Open
distance and elearning
Global Burden of Diseases
Ecology and environmental conservatin
* Total Citation Counts Rankings
World Ranking
7,223
Country Ranking
272
Institution Ranking
1
Terry Anderson
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
59,925
22,639
0.378
![](https://cdn.adscientificindex.com/logos/626.jpg)
distance learning
e-learning
open scholarship
* Total Citation Counts Rankings
World Ranking
23,881
Country Ranking
11,054
Institution Ranking
31
Curtis J Bonk
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28,207
9,988
0.354
![](https://cdn.adscientificindex.com/logos/3763.jpg)
Self-directed online learning
open education
MOOCs
e-learning
emerging learning technologies
* Total Citation Counts Rankings
World Ranking
29,064
Country Ranking
13,300
Institution Ranking
1
Karen Swan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24,732
8,365
0.338
![](https://cdn.adscientificindex.com/logos/11076.png)
online learning
learning analytics
data literary
programming & problem solvling
community of inquiry framework
* Total Citation Counts Rankings
World Ranking
30,348
Country Ranking
1,347
Institution Ranking
9
Ron Oliver
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24,018
6,710
0.279
![](https://cdn.adscientificindex.com/logos/2260.jpg)
learning technologies
e-learning
online learning
* Total Citation Counts Rankings
World Ranking
36,798
Country Ranking
46
Institution Ranking
1
Ahmed Nour
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,979
12,932
0.616
* Total Citation Counts Rankings
World Ranking
47,542
Country Ranking
193
Institution Ranking
4
Chi Cheng Chang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,413
8,012
0.460
![](https://cdn.adscientificindex.com/logos/6192.jpg)
e-Learning
Educational Technology
Engineering and Technology Education
Human Resource Development
* Total Citation Counts Rankings
World Ranking
49,727
Country Ranking
2,147
Institution Ranking
23
Robert M Bernard
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,845
8,099
0.481
![](https://cdn.adscientificindex.com/logos/1744.png)
Technology integration
distance education
online learning
blended learning
* Total Citation Counts Rankings
World Ranking
53,939
Country Ranking
178
Institution Ranking
1
Aras Bozkurt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,853
14,879
0.939
![](https://cdn.adscientificindex.com/logos/444.jpg)
Distance Education
Educational Technology
Open Education
Online Learning
* Total Citation Counts Rankings
World Ranking
56,725
Country Ranking
24,382
Institution Ranking
93
Barbara Lockee
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,259
13,594
0.891
![](https://cdn.adscientificindex.com/logos/11758.jpg)
Distance Education
Distance Learning
Message Design
![Adscientificindex](/assets/images/banner_logo.png)
Click for INSTITUTIONAL BULK REGISTRATION and PREMIUM MEMBERSHIP advantages
![Adscientificindex](/assets/images/banner_click.png)
* Total Citation Counts Rankings
World Ranking
55,396
Country Ranking
226
Institution Ranking
7
Mark Brown
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,544
7,928
0.510
![](https://cdn.adscientificindex.com/logos/2082.jpg)
Digital Learning
Online Learning
Educational Leadership
Educational Policy
Micro-credentials
* Total Citation Counts Rankings
World Ranking
60,504
Country Ranking
25,799
Institution Ranking
28
Peter Shea
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,529
6,028
0.415
![](https://cdn.adscientificindex.com/logos/10726.jpg)
online learning
distance education
online education
distance learning
* Total Citation Counts Rankings
World Ranking
64,014
Country Ranking
27,119
Institution Ranking
352
Mohammad Ghavamzadeh
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,917
10,523
0.756
![](https://cdn.adscientificindex.com/logos/25916.png)
Reinforcement Learning
Online Learning
Machine Learning
Control
AI
* Total Citation Counts Rankings
World Ranking
77,368
Country Ranking
871
Institution Ranking
1
Ramesh Chander Sharma
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,980
8,733
0.729
![](https://cdn.adscientificindex.com/logos/383.png)
eLearning
Distance Eduction
Open Educational Resources
Student Support
Educational Technology
* Total Citation Counts Rankings
World Ranking
78,722
Country Ranking
351
Institution Ranking
9
Jyh Chong Liang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,804
8,182
0.693
![](https://cdn.adscientificindex.com/logos/6192.jpg)
E-learning
Science education
Basic medical science
* Total Citation Counts Rankings
World Ranking
89,424
Country Ranking
36,316
Institution Ranking
143
Evrim Baran
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,616
6,981
0.658
![](https://cdn.adscientificindex.com/logos/4250.jpg)
Educational technology
teacher education
distance education
human computer interaction
learning
* Total Citation Counts Rankings
World Ranking
92,397
Country Ranking
428
Institution Ranking
1
Chih Ming Chen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,328
4,947
0.479
![](https://cdn.adscientificindex.com/logos/6072.jpg)
e-learning
data mining
digital library
intelligent agent on the web
* Total Citation Counts Rankings
World Ranking
111,148
Country Ranking
43,882
Institution Ranking
103
Joel Hartman
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,781
2,453
0.279
![](https://cdn.adscientificindex.com/logos/10908.jpg)
information technology
online learning
* Total Citation Counts Rankings
World Ranking
113,611
Country Ranking
1,851
Institution Ranking
20
Lorenzo Cantoni
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,612
4,456
0.517
![](https://cdn.adscientificindex.com/logos/10018.png)
eLearning
Tourism
eGovernment
Fashion
Heritage
* Total Citation Counts Rankings
World Ranking
113,912
Country Ranking
2,740
Institution Ranking
148
Baltasar Fernández Manjón|Baltasar Fernandez-Manjon, B. F. Manjon, Baltasar Fernández Manjón
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,593
3,492
0.406
![](https://cdn.adscientificindex.com/logos/9256.png)
e-learning
serious games
medical simulation
game-based learning
learning analytics
* Total Citation Counts Rankings
World Ranking
111,905
Country Ranking
44,137
Institution Ranking
7
Patrick R Lowenthal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,725
5,460
0.626
![](https://cdn.adscientificindex.com/logos/1015.png)
Online learning
instructional design
social presence
identity
community
* Total Citation Counts Rankings
World Ranking
116,357
Country Ranking
45,687
Institution Ranking
64
Minjuan Wang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,436
4,762
0.564
![](https://cdn.adscientificindex.com/logos/7574.jpg)
cloud learning
Metaverse
AI in Education
cultural studies
XR and Immersive Learning
* Total Citation Counts Rankings
World Ranking
121,595
Country Ranking
605
Institution Ranking
43
Niki Davis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,105
2,878
0.355
![](https://cdn.adscientificindex.com/logos/10904.png)
e-learning
teacher education
virtual schooling
change with digital technologies
* Total Citation Counts Rankings
World Ranking
123,597
Country Ranking
48,097
Institution Ranking
2
June Lu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,986
3,084
0.386
![](https://cdn.adscientificindex.com/logos/11062.png)
Mobile
electronic commerce
online learning
information systems
* Total Citation Counts Rankings
World Ranking
124,378
Country Ranking
48,362
Institution Ranking
5
Raquel Benbunan Fich
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,940
3,220
0.406
![](https://cdn.adscientificindex.com/logos/1791.png)
Multitasking
Virtual Teams
Online Learning
Web usability