Total 2,403,032 scientists, country 221, and institutions 24,466 are evaluated in the Productivity Rankings, an exclusive service provided by AD Scientific Index. This ranking measures and highlights the scientific productivity of researchers based on the i10 index (number of publications with at least 10 citations). This system identifies highly productive scientists across disciplines, institutions, and regions, contributing to the development of evidence-based academic policies and effective incentive mechanisms. The rankings include global, regional, and institutional analyses, along with specialized rankings such as Scientists' Last 6 Years' i10 Index and Universities' i10 Index Rankings 2025. With Premium Membership, you can:
- Gain full access to detailed comparisons and advanced analytics,
- Objectively evaluate your academic productivity,
- Make strategic, data-driven decisions to enhance performance.
* Total i10 IndexRankings
Ranking Based On Selection: 1
![Michael Zaworotko](https://cdn.adscientificindex.com/pictures/03/915187.jpg)
crystal engineering
pharmaceutical materials
porous materials
pharmaceutical cocrystals
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
456
242
0.531
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Paul M Weaver](https://cdn.adscientificindex.com/pictures/70/915180.jpg)
Stiffness tailoring
composites
morphing
buckling
structural mechanics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
283
215
0.760
* Total i10 IndexRankings
Ranking Based On Selection: 3
![Richard J Fitzgerald](https://cdn.adscientificindex.com/pictures/84/1855934.jpg)
Food Proteins and Bioactive Peptides
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
261
205
0.785
* Total i10 IndexRankings
Ranking Based On Selection: 4
![George E Barreto](/user/assets/images/profile/no-profile-photo.png)
brain
mitochondria
steroid hormones
neurodegeneration and sex differences
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
251
219
0.873
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Elfed Lewis](/user/assets/images/profile/no-profile-photo.png)
Optical Fibre Sensors
Optical Sensors and Instrumentation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
209
120
0.574
* Total i10 IndexRankings
Ranking Based On Selection: 6
![Desmond J Fitzgerald](/user/assets/images/profile/no-profile-photo.png)
Cardiovascular
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
206
67
0.325
* Total i10 IndexRankings
Ranking Based On Selection: 7
![Connor Hannan](/user/assets/images/profile/no-profile-photo.png)
Business
Economics
Finance
Law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
195
112
0.574
* Total i10 IndexRankings
Ranking Based On Selection: 8
![Vivek V Ranade](https://cdn.adscientificindex.com/pictures/e7/915070.jpg)
multiphase reactors
multiphase flows
CFD
process intensification
commercialization of technologies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
188
139
0.739
* Total i10 IndexRankings
Ranking Based On Selection: 9
![J Calvin Coffey](https://cdn.adscientificindex.com/pictures/0e/1828771.jpg)
Anatomy
Surgery
Crohn's disease
Colorectal Surgery
Abdomen
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
175
131
0.749
* Total i10 IndexRankings
Ranking Based On Selection: 10
![Kevin R Murphy](https://cdn.adscientificindex.com/pictures/bf/1794851.jpg)
psychometrics
performance appraisal
personnel assessment
statistics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
174
79
0.454
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* Total i10 IndexRankings
Ranking Based On Selection: 11
![Julian RH Ross](https://cdn.adscientificindex.com/pictures/7e/1794250.jpg)
Heterogeneous catalysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
173
46
0.266
* Total i10 IndexRankings
Ranking Based On Selection: 12
![Brian Fitzgerald](https://cdn.adscientificindex.com/pictures/02/1754394.jpg)
Agile methods
open source software
information systems development
inner_source
DevOps
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
172
87
0.506
* Total i10 IndexRankings
Ranking Based On Selection: 13
![Mike Hinchey](https://cdn.adscientificindex.com/pictures/46/4687911.jpg)
software engineering
autonomous systems
formal methods
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
163
34
0.209
* Total i10 IndexRankings
Ranking Based On Selection: 14
![Cathal Walsh](https://cdn.adscientificindex.com/pictures/54/1755332.jpg)
Statistics
Infectious Disease Modelling
Risk Prediction
One Health
Vaccination
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
162
126
0.778
* Total i10 IndexRankings
Ranking Based On Selection: 15
![Mary O'Sullivan](https://cdn.adscientificindex.com/pictures/89/1851534.jpg)
Teacher Education
Physical Education
Teachers
Professional Development
Curriculum
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
156
90
0.577
* Total i10 IndexRankings
Ranking Based On Selection: 16
![Colum Dunne](/user/assets/images/profile/no-profile-photo.png)
Medical Microbiology
Hospital acquired infection
Infection prevention and control
intestinal anatomy and microbiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
155
111
0.716
* Total i10 IndexRankings
Ranking Based On Selection: 17
![Syed Tofail](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
153
108
0.706
* Total i10 IndexRankings
Ranking Based On Selection: 18
![Merrilyn Goos](/user/assets/images/profile/no-profile-photo.png)
mathematics education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
151
86
0.570
* Total i10 IndexRankings
Ranking Based On Selection: 19
![Kevin M Ryan](https://cdn.adscientificindex.com/pictures/62/1854899.jpg)
Nanomaterials
Nanorods
Nanowires
batteries
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
149
98
0.658
* Total i10 IndexRankings
Ranking Based On Selection: 20
![Stuart Hampshire](https://cdn.adscientificindex.com/pictures/ac/1870193.jpg)
advanced ceramics and glasses
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
137
61
0.445
* Total i10 IndexRankings
Ranking Based On Selection: 21
![Kieran O Sullivan](https://cdn.adscientificindex.com/pictures/5b/1794862.jpg)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
135
119
0.881
* Total i10 IndexRankings
Ranking Based On Selection: 22
![Michael J Morley](/user/assets/images/profile/no-profile-photo.png)
International
Comparative
Cross-Cultural Human Resource Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
135
75
0.556
* Total i10 IndexRankings
Ranking Based On Selection: 23
![Rose Galvin](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
134
119
0.888
* Total i10 IndexRankings
Ranking Based On Selection: 24
![JJ Leahy](/user/assets/images/profile/no-profile-photo.png)
Chemistry
biofuels
biomedical science
chemical engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
134
116
0.866
* Total i10 IndexRankings
Ranking Based On Selection: 25
![Conor Ryan](https://cdn.adscientificindex.com/pictures/d2/1811336.jpg)
Automatic Programming
Evolutionary Computation
Grammatical Evolution
Flash Memory
Genetic Programming
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
125
44
0.352
Michael Zaworotko
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
456
242
0.531
crystal engineering
pharmaceutical materials
porous materials
pharmaceutical cocrystals
Paul M Weaver
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
283
215
0.760
Stiffness tailoring
composites
morphing
buckling
structural mechanics
Richard J Fitzgerald
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
261
205
0.785
Food Proteins and Bioactive Peptides
George E Barreto
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
251
219
0.873
brain
mitochondria
steroid hormones
neurodegeneration and sex differences
Elfed Lewis
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
209
120
0.574
Optical Fibre Sensors
Optical Sensors and Instrumentation
Desmond J Fitzgerald
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
206
67
0.325
Connor Hannan
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
195
112
0.574
Business
Economics
Finance
Law
Vivek V Ranade
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
188
139
0.739
multiphase reactors
multiphase flows
CFD
process intensification
commercialization of technologies
J Calvin Coffey
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
175
131
0.749
Anatomy
Surgery
Crohn's disease
Colorectal Surgery
Abdomen
Kevin R Murphy
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
174
79
0.454
psychometrics
performance appraisal
personnel assessment
statistics
Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast!
Julian RH Ross
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
173
46
0.266
Brian Fitzgerald
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
172
87
0.506
Agile methods
open source software
information systems development
inner_source
DevOps
Mike Hinchey
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
163
34
0.209
software engineering
autonomous systems
formal methods
Cathal Walsh
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
162
126
0.778
Statistics
Infectious Disease Modelling
Risk Prediction
One Health
Vaccination
Mary O'Sullivan
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
156
90
0.577
Teacher Education
Physical Education
Teachers
Professional Development
Curriculum
Colum Dunne
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
155
111
0.716
Medical Microbiology
Hospital acquired infection
Infection prevention and control
intestinal anatomy and microbiology
Syed Tofail
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
153
108
0.706
Merrilyn Goos
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
151
86
0.570
Kevin M Ryan
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
149
98
0.658
Nanomaterials
Nanorods
Nanowires
batteries
Stuart Hampshire
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
137
61
0.445
Kieran O Sullivan
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
135
119
0.881
Michael J Morley
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
135
75
0.556
International
Comparative
Cross-Cultural Human Resource Management
Rose Galvin
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
134
119
0.888
JJ Leahy
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
134
116
0.866
Chemistry
biofuels
biomedical science
chemical engineering
Conor Ryan
University of Limerick
Limerick, Ireland
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
125
44
0.352
Automatic Programming
Evolutionary Computation
Grammatical Evolution
Flash Memory
Genetic Programming