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
Particle and Astroparticle Physics. Σωματιδιακή και Αστροσωματιδιακή Φυσική
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
841
729
0.867
* Total i10 IndexRankings
Ranking Based On Selection :2
Atmospheric sciences
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
462
268
0.580
* Total i10 IndexRankings
Ranking Based On Selection :3
Astronomy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
400
216
0.540
* Total i10 IndexRankings
Ranking Based On Selection :4
Travel and Tourism
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
358
222
0.620
* Total i10 IndexRankings
Ranking Based On Selection :5
Instructional Design
Educational Psychology
Educational Technology
Computer Supported Collaborative Learning
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
346
263
0.760
* Total i10 IndexRankings
Ranking Based On Selection :6
Applied linguistics
language learning and teaching
language education policy and practice
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
344
135
0.392
* Total i10 IndexRankings
Ranking Based On Selection :7
affect/emotion
curriculum and pedagogy
decolonization
higher education
education policy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
325
283
0.871
* Total i10 IndexRankings
Ranking Based On Selection :8
Network security
Graphical Password
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
317
176
0.555
* Total i10 IndexRankings
Ranking Based On Selection :9
social science
methodology
philosophy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
310
185
0.597
* Total i10 IndexRankings
Ranking Based On Selection :10
Semantic Web
Ontology Engineering
Knowledge Systems
Data Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
294
99
0.337
* Total i10 IndexRankings
Ranking Based On Selection :11
Management
Business
Innovation
Human Resource Management
Health Service Leadership and Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
270
167
0.619
* Total i10 IndexRankings
Ranking Based On Selection :12
Environmental Studies
International Studies
Development
Citizenship
Political Participation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
263
127
0.483
* Total i10 IndexRankings
Ranking Based On Selection :13
Databases
Datamining
Data Structures
WWW
Scientometrics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
235
92
0.391
* Total i10 IndexRankings
Ranking Based On Selection :14
Extragalactic astronomy
infrared astronomy
radio astronomy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
230
139
0.604
* Total i10 IndexRankings
Ranking Based On Selection :15
Software engineering
requirements engineering
security and privacy
digital forensics
adaptive
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
208
123
0.591
* Total i10 IndexRankings
Ranking Based On Selection :16
Educational Technology
Learning Sciences
STEM learning
human computer interaction
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
198
103
0.520
* Total i10 IndexRankings
Ranking Based On Selection :17
Learning Analytics
Learning Design
Internationalisation
Transplant Athletes
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
180
151
0.839
* Total i10 IndexRankings
Ranking Based On Selection :18
Paleoclimatology
paleoecology
paleobotany
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
179
131
0.732
* Total i10 IndexRankings
Ranking Based On Selection :19
Education Computing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
165
79
0.479
* Total i10 IndexRankings
Ranking Based On Selection :20
Health psychology
health promotion
determinants
psychosocial care
computer tailoring
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
162
135
0.833
* Total i10 IndexRankings
Ranking Based On Selection :21
Learning
expertise development
curriculum
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
156
97
0.622
* Total i10 IndexRankings
Ranking Based On Selection :22
Environmental Chemical Engineering
Circular Economy Strategic Planning
Solid Waste
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
154
140
0.909
* Total i10 IndexRankings
Ranking Based On Selection :23
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
148
71
0.480
* Total i10 IndexRankings
Ranking Based On Selection :24
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
139
83
0.597
* Total i10 IndexRankings
Ranking Based On Selection :25
Systems thinking in practice
systemic governance
social learning
learning systems
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
136
61
0.449
Antonis Leisos
Hellenic Open University
Patras, Greece
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
841
729
0.867
Particle and Astroparticle Physics. Σωματιδιακή και Αστροσωματιδιακή Φυσική
Sandeep Gupta
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
462
268
0.580
Glenn White
Open University UK
Milton Keynes, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
400
216
0.540
Akhilesh Singh
Uttarakhand Open University
Haldwani, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
358
222
0.620
Paul A Kirschner
Open University
Milton Keynes, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
346
263
0.760
Instructional Design
Educational Psychology
Educational Technology
Computer Supported Collaborative Learning
Jim Coleman
Open University UK
Milton Keynes, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
344
135
0.392
Applied linguistics
language learning and teaching
language education policy and practice
Michalinos Zembylas
Open University of Cyprus
Latsia, Cyprus
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
325
283
0.871
affect/emotion
curriculum and pedagogy
decolonization
higher education
education policy
Naveen Kumar
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
317
176
0.555
Network security
Graphical Password
Martyn Hammersley
Open University UK
Milton Keynes, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
310
185
0.597
social science
methodology
philosophy
Enrico Motta
Open University UK
Milton Keynes, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
294
99
0.337
Semantic Web
Ontology Engineering
Knowledge Systems
Data Science
John Storey
Open University UK
Milton Keynes, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
270
167
0.619
Management
Business
Innovation
Human Resource Management
Health Service Leadership and Management
Mark J Smith
Open University UK
Milton Keynes, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
263
127
0.483
Environmental Studies
International Studies
Development
Citizenship
Political Participation
Yannis Manolopoulos
Open University of Cyprus
Latsia, Cyprus
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
235
92
0.391
Databases
Datamining
Data Structures
WWW
Scientometrics
Stephen Serjeant
Open University UK
Milton Keynes, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
230
139
0.604
Extragalactic astronomy
infrared astronomy
radio astronomy
Bashar Nuseibeh
Open University UK
Milton Keynes, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
208
123
0.591
Software engineering
requirements engineering
security and privacy
digital forensics
adaptive
Mike Sharples
Open University UK
Milton Keynes, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
198
103
0.520
Educational Technology
Learning Sciences
STEM learning
human computer interaction
Bart Rienties
Open University UK
Milton Keynes, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
180
151
0.839
Learning Analytics
Learning Design
Internationalisation
Transplant Athletes
Robert Spicer
Open University UK
Milton Keynes, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
179
131
0.732
Paleoclimatology
paleoecology
paleobotany
Eileen Scanlon
Open University UK
Milton Keynes, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
165
79
0.479
Lilian Lechner
Open University
Milton Keynes, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
162
135
0.833
Health psychology
health promotion
determinants
psychosocial care
computer tailoring
Hpa Boshuizen
Open University
Milton Keynes, Netherlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
156
97
0.622
Learning
expertise development
curriculum
Antonis A Zorpas
Open University of Cyprus
Latsia, Cyprus
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
154
140
0.909
Environmental Chemical Engineering
Circular Economy Strategic Planning
Solid Waste
Ashutosh Gupta
Uttar Pradesh Rajarshi Tandon Open University
Uttar Pradesh, India
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
148
71
0.480
Helen Sharp
Open University UK
Milton Keynes, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
139
83
0.597
Ray Ison
Open University UK
Milton Keynes, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
136
61
0.449
Systems thinking in practice
systemic governance
social learning
learning systems