Citation Rankings (Highly Cited Researchers) and the list of the most cited and influential researchers cover a wide range of scientific fields, spanning 197 main and sub-disciplines, as well as the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings, offering a unique service. Additionally, the list without CERN, Statistical Data, etc., provided exclusively by “AD Scientific Index”, is part of our effort to balance the situation created by CERN and researchers with statistical data, who have an advantage over others, especially those in the social and humanities fields. There should be new regulations for multi-author and CERN papers. Citation lists also reveal many rule violations and unethical practices. See also for more specific citation analyses: 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
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
Ranking Based On Selection :2
distance learning
e-learning
open scholarship
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
60,863
23,443
0.385
* Total Citation Counts Rankings
Ranking Based On Selection :3
Self-directed online learning
open education
MOOCs
e-learning
emerging learning technologies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28,562
10,309
0.361
* Total Citation Counts Rankings
Ranking Based On Selection :4
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
Ranking Based On Selection :5
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
Ranking Based On Selection :6
E - Learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,979
12,932
0.616
* Total Citation Counts Rankings
Ranking Based On Selection :7
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
Ranking Based On Selection :8
Technology integration
distance education
online learning
blended learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,176
8,411
0.490
* Total Citation Counts Rankings
Ranking Based On Selection :9
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
Ranking Based On Selection :10
Distance Education
Distance Learning
Message Design
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,822
14,154
0.895
* Total Citation Counts Rankings
Ranking Based On Selection :11
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
Ranking Based On Selection :12
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
Ranking Based On Selection :13
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
Ranking Based On Selection :14
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
Ranking Based On Selection :15
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
Ranking Based On Selection :16
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
Ranking Based On Selection :17
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
Ranking Based On Selection :18
information technology
online learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,781
2,453
0.279
* Total Citation Counts Rankings
Ranking Based On Selection :19
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
Ranking Based On Selection :20
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
Ranking Based On Selection :21
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
Ranking Based On Selection :22
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
Ranking Based On Selection :23
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
Ranking Based On Selection :24
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
Ranking Based On Selection :25
Multitasking
Virtual Teams
Online Learning
Web usability
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,940
3,220
0.406
Peter N. Keiyoro
University of Nairobi
Nairobi, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
95,873
84,155
0.878
Open
distance and elearning
Global Burden of Diseases
Ecology and environmental conservatin
Terry Anderson
Athabasca University
Athabasca, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
60,863
23,443
0.385
distance learning
e-learning
open scholarship
Curtis J Bonk
Indiana University Bloomington
Bloomington, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28,562
10,309
0.361
Self-directed online learning
open education
MOOCs
e-learning
emerging learning technologies
Karen Swan
University of Illinois Springfield
Springfield, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24,732
8,365
0.338
online learning
learning analytics
data literary
programming & problem solvling
community of inquiry framework
Ron Oliver
Edith Cowan University
Joondalup, Australia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24,018
6,710
0.279
learning technologies
e-learning
online learning
Ahmed Nour
El Shorouk Academy
Cairo Governorate, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,979
12,932
0.616
Chi Cheng Chang
National Taiwan Normal University
Taipei City, Taiwan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,413
8,012
0.460
e-Learning
Educational Technology
Engineering and Technology Education
Human Resource Development
Robert M Bernard
Concordia University Montréal
Montréal, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,176
8,411
0.490
Technology integration
distance education
online learning
blended learning
Aras Bozkurt
Anadolu University
Eskişehir, Türkiye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,853
14,879
0.939
Distance Education
Educational Technology
Open Education
Online Learning
Barbara Lockee
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,822
14,154
0.895
Distance Education
Distance Learning
Message Design
Mark Brown
Dublin City University
Dublin, Ireland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,544
7,928
0.510
Digital Learning
Online Learning
Educational Leadership
Educational Policy
Micro-credentials
Peter Shea
University at Albany
Albany, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,529
6,028
0.415
online learning
distance education
online education
distance learning
Mohammad Ghavamzadeh
Google Inc.
Kaliforniya, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,917
10,523
0.756
Reinforcement Learning
Online Learning
Machine Learning
Control
AI
Ramesh Chander Sharma
Ambedkar University
New Delhi, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,980
8,733
0.729
eLearning
Distance Eduction
Open Educational Resources
Student Support
Educational Technology
Jyh Chong Liang
National Taiwan Normal University
Taipei City, Taiwan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,804
8,182
0.693
E-learning
Science education
Basic medical science
Evrim Baran
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,616
6,981
0.658
Educational technology
teacher education
distance education
human computer interaction
learning
Chih Ming Chen
National Chengchi University
Taipei City, Taiwan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,328
4,947
0.479
e-learning
data mining
digital library
intelligent agent on the web
Joel Hartman
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,781
2,453
0.279
information technology
online learning
Patrick R Lowenthal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,725
5,460
0.626
Online learning
instructional design
social presence
identity
community
Lorenzo Cantoni
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,612
4,456
0.517
eLearning
Tourism
eGovernment
Fashion
Heritage
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
e-learning
serious games
medical simulation
game-based learning
learning analytics
Minjuan Wang
San Diego State University
San Diego, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,436
4,762
0.564
cloud learning
Metaverse
AI in Education
cultural studies
XR and Immersive Learning
Niki Davis
University of Canterbury
Christchurch, New Zealand
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,105
2,878
0.355
e-learning
teacher education
virtual schooling
change with digital technologies
June Lu
University of Houston Victoria
Victoria, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,986
3,084
0.386
Mobile
electronic commerce
online learning
information systems
Raquel Benbunan Fich
CUNY Baruch College
New York City, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,940
3,220
0.406
Multitasking
Virtual Teams
Online Learning
Web usability