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
![Brian Dollery](https://cdn.adscientificindex.com/pictures/5e/65849.jpg)
Local government
Public finance
Public administration
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
314
125
0.398
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Lalit Kumar](https://cdn.adscientificindex.com/pictures/cc/125647.jpg)
lkumar9[at]hotmail.com
Remote Sensing
Environmental Modelling
Environmental Science
Climate Change Impacts
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
287
241
0.840
* Total i10 IndexRankings
Ranking Based On Selection: 3
![Klaus Rohde](https://cdn.adscientificindex.com/pictures/ca/115140.jpg)
parasitology
zoology
monogenea
ultrastructure
parasite ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
243
43
0.177
* Total i10 IndexRankings
Ranking Based On Selection: 4
![Lesley Rogers](https://cdn.adscientificindex.com/pictures/db/125868.jpg)
lateralization of brain and behaviour
development
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
236
129
0.547
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Fritz Geiser](https://cdn.adscientificindex.com/pictures/09/122186.jpg)
Thermal energetics
ecological physiology
torpor and hibernation
dietary lipids
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
235
141
0.600
* Total i10 IndexRankings
Ranking Based On Selection: 6
![Hugh Barrett](https://cdn.adscientificindex.com/pictures/92/123138.jpg)
lipids
lipoprotein metabolism
mathematical modelling
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
230
94
0.409
* Total i10 IndexRankings
Ranking Based On Selection: 7
![Kim Usher](https://cdn.adscientificindex.com/pictures/95/1940.jpg)
Mental health nursing
Aboriginal health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
219
166
0.758
* Total i10 IndexRankings
Ranking Based On Selection: 8
![Annette Cowie](/user/assets/images/profile/no-profile-photo.png)
greenhouse gas balance
soil carbon
bioenergy
biochar
emissions trading
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
209
171
0.818
* Total i10 IndexRankings
Ranking Based On Selection: 9
![Christopher F Sharpley](https://cdn.adscientificindex.com/pictures/44/115061.jpg)
Neuroscience
depression
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
200
86
0.430
* Total i10 IndexRankings
Ranking Based On Selection: 10
![Julius van der Werf](https://cdn.adscientificindex.com/pictures/20/65889.jpg)
Quantitative Genetics
Animal Breeding
Statistical Genetics
Genomics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
195
110
0.564
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!
* Total i10 IndexRankings
Ranking Based On Selection: 11
![Roderick J McClure](https://cdn.adscientificindex.com/pictures/64/115302.jpg)
Public health
Injury prevention
systems science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
183
106
0.579
* Total i10 IndexRankings
Ranking Based On Selection: 12
![Martin Thoms](https://cdn.adscientificindex.com/pictures/a2/126925.jpg)
Rivers and Floodplains
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
166
97
0.584
* Total i10 IndexRankings
Ranking Based On Selection: 13
![Graeme Blair](https://cdn.adscientificindex.com/pictures/fe/115204.jpg)
Plant nutrition
Fertiliser efficiency
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
163
30
0.184
* Total i10 IndexRankings
Ranking Based On Selection: 14
![Nicola Schutte](https://cdn.adscientificindex.com/pictures/3a/128379.jpg)
emotional intelligence
self-efficacy
mindfulness
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
153
122
0.797
* Total i10 IndexRankings
Ranking Based On Selection: 15
![JSF Barker](https://cdn.adscientificindex.com/pictures/3a/124658.jpg)
Genetics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
145
30
0.207
* Total i10 IndexRankings
Ranking Based On Selection: 16
![Stephen Walkden Brown](/user/assets/images/profile/no-profile-photo.png)
Animal Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
135
73
0.541
* Total i10 IndexRankings
Ranking Based On Selection: 17
![Peter J Clarke](/user/assets/images/profile/no-profile-photo.png)
Plant Ecology
Botany
Conservation Biology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
135
67
0.496
* Total i10 IndexRankings
Ranking Based On Selection: 18
![John Malouff](/user/assets/images/profile/no-profile-photo.png)
efficacy of psychological interventions
emotional intelligence
psychology education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
131
90
0.687
* Total i10 IndexRankings
Ranking Based On Selection: 19
![Yihong Du](https://cdn.adscientificindex.com/pictures/3b/133166.jpg)
Nonlinear partial differential equations
nonlinear analysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
129
86
0.667
* Total i10 IndexRankings
Ranking Based On Selection: 20
![Stephen Wroe](https://cdn.adscientificindex.com/pictures/8d/129375.jpg)
paleontology. zoology
physical anthropology
evolution
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
127
96
0.756
* Total i10 IndexRankings
Ranking Based On Selection: 21
![David Herridge](https://cdn.adscientificindex.com/pictures/4c/65892.jpg)
soil biology
nitrogen
legume nitrogen fixation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
127
55
0.433
* Total i10 IndexRankings
Ranking Based On Selection: 22
![Roger Hegarty](/user/assets/images/profile/no-profile-photo.png)
Ruminant Nutrition
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
124
83
0.669
* Total i10 IndexRankings
Ranking Based On Selection: 23
![Jane Edwards](https://cdn.adscientificindex.com/pictures/b7/123639.jpg)
Arts and Health
Arts Psychotherapy
Music Emotion and Self-regulation
Higher Education student and staff experiences
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
123
63
0.512
* Total i10 IndexRankings
Ranking Based On Selection: 24
![I Metcalfe](https://cdn.adscientificindex.com/pictures/d3/123174.jpg)
Asian Tectonics
Palaeogeography
Conodonts
Permian mass extinctions
Timescale calibration
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
118
61
0.517
* Total i10 IndexRankings
Ranking Based On Selection: 25
![Shubiao Wu](https://cdn.adscientificindex.com/pictures/ef/131122.jpg)
Chicken net energy
gut microflora
gene expression
genetics
plant reproductive biology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
117
102
0.872
Brian Dollery
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
314
125
0.398
Local government
Public finance
Public administration
Lalit Kumar
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
287
241
0.840
lkumar9[at]hotmail.com
Remote Sensing
Environmental Modelling
Environmental Science
Climate Change Impacts
Klaus Rohde
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
243
43
0.177
parasitology
zoology
monogenea
ultrastructure
parasite ecology
Lesley Rogers
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
236
129
0.547
Fritz Geiser
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
235
141
0.600
Thermal energetics
ecological physiology
torpor and hibernation
dietary lipids
Hugh Barrett
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
230
94
0.409
lipids
lipoprotein metabolism
mathematical modelling
Kim Usher
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
219
166
0.758
Mental health nursing
Aboriginal health
Annette Cowie
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
209
171
0.818
greenhouse gas balance
soil carbon
bioenergy
biochar
emissions trading
Christopher F Sharpley
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
200
86
0.430
Julius van der Werf
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
195
110
0.564
Quantitative Genetics
Animal Breeding
Statistical Genetics
Genomics
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!
Roderick J McClure
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
183
106
0.579
Public health
Injury prevention
systems science
Martin Thoms
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
166
97
0.584
Graeme Blair
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
163
30
0.184
Plant nutrition
Fertiliser efficiency
Nicola Schutte
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
153
122
0.797
JSF Barker
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
145
30
0.207
Stephen Walkden Brown
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
135
73
0.541
Peter J Clarke
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
135
67
0.496
Plant Ecology
Botany
Conservation Biology
John Malouff
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
131
90
0.687
efficacy of psychological interventions
emotional intelligence
psychology education
Yihong Du
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
129
86
0.667
Nonlinear partial differential equations
nonlinear analysis
Stephen Wroe
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
127
96
0.756
paleontology. zoology
physical anthropology
evolution
David Herridge
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
127
55
0.433
soil biology
nitrogen
legume nitrogen fixation
Roger Hegarty
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
124
83
0.669
Jane Edwards
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
123
63
0.512
Arts and Health
Arts Psychotherapy
Music Emotion and Self-regulation
Higher Education student and staff experiences
I Metcalfe
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
118
61
0.517
Asian Tectonics
Palaeogeography
Conodonts
Permian mass extinctions
Timescale calibration
Shubiao Wu
University of New England Australia
Armidale, Australia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
117
102
0.872
Chicken net energy
gut microflora
gene expression
genetics
plant reproductive biology