Productivity Rankings is a unique service offered only by “AD Scientific Index”. This is a ranking system derived from the i10 index in order to show the productivity of the scientist in publishing scientific articles of value. Productivity Rankings is an instrument that lists productive scientists in a given area, discipline, university, and country and can guide the development of meaningful incentives and academic policies. The world rankings, regional rankings, and university rankings of scientists in this table are developed based on the total i10 index. Additionally, click to view the special rankings based on Productivity Rankings: 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
Library science
Information science
Health informatics
Biochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
4
0.571
* Total i10 IndexRankings
Ranking Based On Selection :2
Automatic text classification
Information retrieval
Scholarly communication
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
4
0.667
* Total i10 IndexRankings
Ranking Based On Selection :3
User Education
Digital Libraries
Electronic Information Resources
Emotional Intelligence
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
4
0.800
* Total i10 IndexRankings
Ranking Based On Selection :4
Library and Information Scence
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
4
0.800
* Total i10 IndexRankings
Ranking Based On Selection :5
Service quality
Customer satisfaction
Classification
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total i10 IndexRankings
Ranking Based On Selection :6
Knowledge Management
Innovation Management
Enterprenurship
Community Development
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 IndexRankings
Ranking Based On Selection :7
Library management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 IndexRankings
Ranking Based On Selection :8
Social media
Information Literacy
Altmetrics
Library Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 IndexRankings
Ranking Based On Selection :9
Information Needs
Information Management
Information Seeking Behaviour
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
* Total i10 IndexRankings
Ranking Based On Selection :10
Library Services
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
* Total i10 IndexRankings
Ranking Based On Selection :11
Information Literacy
Human Computer Interaction
Information seeking
Library management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
* Total i10 IndexRankings
Ranking Based On Selection :12
service quality
millennials expectations
information literacy
designing academic libraries
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
1
0.333
* Total i10 IndexRankings
Ranking Based On Selection :13
Conservation and Preservation
User Survey
Palm leaf
Electronic Information
Library & Information Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 IndexRankings
Ranking Based On Selection :14
marketing libraries
ranking library performances
e-library initiatives
user needs & awareness
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 IndexRankings
Ranking Based On Selection :15
scientific information
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 IndexRankings
Ranking Based On Selection :16
Library Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 IndexRankings
Ranking Based On Selection :17
Information Curation
Library Reference Services
Korean Studies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :18
Library Science
Information Science
Information Technology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :19
information literacy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :20
Library and Information Science
Information Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :21
Organisation of knowledge
Bibliotherapy
Information literacy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
0
0.000
* Total i10 IndexRankings
Ranking Based On Selection :22
Information Science
Data Science
Knowledge Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection :23
School Librarianship Bibliographic control Information Management and Knowledge Management Library management Curriculum development Indigenous Knowledge and Intangible Cultural Heritage Management (IK and ICHM) Library Advocacy Bibliometrics and Scientometrics Library and Information Ethics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection :24
Information management
E-Learning
Library and information Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection :25
Library and Information Science
Information Technology
Digital Library
electronic security
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Kalpana Chandrasekar
University of Jaffna
Jaffna, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
4
0.571
Library science
Information science
Health informatics
Biochemistry
Manjula Wijewickrema
Sabaragamuwa University
Sendai, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
4
0.667
Automatic text classification
Information retrieval
Scholarly communication
Menaka Hindagolla
University of Peradeniya
Sri Lanka, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
4
0.800
User Education
Digital Libraries
Electronic Information Resources
Emotional Intelligence
Wathmanel Seneviratne
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
4
0.800
Library and Information Scence
Im Nawarathne
Sabaragamuwa University
Sendai, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
Service quality
Customer satisfaction
Classification
CN Wickramasinghe
University of Kelaniya
Kelaniya, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Knowledge Management
Innovation Management
Enterprenurship
Community Development
Raas Ranaweera
University of Kelaniya
Kelaniya, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Prasadi Kanchana Jayasekara
University of Ruhuna
Matara and Galle, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Social media
Information Literacy
Altmetrics
Library Management
Daya Chandrani Kuruppu
University of Colombo
Colombo, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
Information Needs
Information Management
Information Seeking Behaviour
Komathy Murugathas
University of Jaffna
Jaffna, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
Theja Kuruppu Arachchi
University of Ruhuna
Matara and Galle, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
Information Literacy
Human Computer Interaction
Information seeking
Library management
Sajeewanie D Somaratna|S Somaratna, HMDSD Somaratna
University of Colombo
Colombo, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
1
0.333
service quality
millennials expectations
information literacy
designing academic libraries
Champa Nk Alahakoon
University of Peradeniya
Sri Lanka, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
Conservation and Preservation
User Survey
Palm leaf
Electronic Information
Library & Information Science
Sk Illangarathne
Rajarata University
Sylhet, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
marketing libraries
ranking library performances
e-library initiatives
user needs & awareness
Kht Abeysekera
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
scientific information
Lakmini Rajika Marasinghe
University of Kelaniya
Kelaniya, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
Wm Tharanga Dilruk Ranasinghe
University of Kelaniya
Kelaniya, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Information Curation
Library Reference Services
Korean Studies
Ruwan Gamage
University of Colombo
Colombo, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Library Science
Information Science
Information Technology
Nayana Wijayasundara
University of Sri Jayewardenepura
Nugegoda, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
information literacy
La Jayatissa
University of Kelaniya
Kelaniya, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Library and Information Science
Information Management
Srikanthaluxmy Arulanantham
University of Jaffna
Jaffna, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
0
0.000
Organisation of knowledge
Bibliotherapy
Information literacy
Chammika Mallawaarachchi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Information Science
Data Science
Knowledge Management
Weerasooriya, Wa
University of Kelaniya
Kelaniya, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
School Librarianship Bibliographic control Information Management and Knowledge Management Library management Curriculum development Indigenous Knowledge and Intangible Cultural Heritage Management (IK and ICHM) Library Advocacy Bibliometrics and Scientometrics Library and Information Ethics
Sadh Namali Suraweera
University of Kelaniya
Kelaniya, Sri Lanka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Information management
E-Learning
Library and information Science
Balasooriya, Ahk
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Library and Information Science
Information Technology
Digital Library
electronic security