Total 2,424,675 scientists, country 221, and institutions 24,468 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
![James M Bullock](https://cdn.adscientificindex.com/pictures/7e/4622858.jpg)
Ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
275
215
0.782
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Bridget Emmett](/user/assets/images/profile/no-profile-photo.png)
ecosystems
soil
biogeochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
189
121
0.640
* Total i10 IndexRankings
Ranking Based On Selection: 3
![Mark J Bailey](/user/assets/images/profile/no-profile-photo.png)
microbial ecology
soil
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
164
76
0.463
* Total i10 IndexRankings
Ranking Based On Selection: 4
![Francis Daunt](https://cdn.adscientificindex.com/pictures/b1/4622900.jpg)
Population ecology
behavioural ecology
conservation biology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
152
119
0.783
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Richard Pywell](/user/assets/images/profile/no-profile-photo.png)
Ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
150
113
0.753
* Total i10 IndexRankings
Ranking Based On Selection: 6
![Robert E Kenward](/user/assets/images/profile/no-profile-photo.png)
Conservation Biology
Ecology
Environmental Governance
Ornithology
Zoology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
108
36
0.333
* Total i10 IndexRankings
Ranking Based On Selection: 7
![Ben Woodcock](https://cdn.adscientificindex.com/pictures/10/4622508.jpg)
Natural pest control
Polination ecology
Agroecology
Ecosystem services
biodiversity
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
107
87
0.813
* Total i10 IndexRankings
Ranking Based On Selection: 8
![Nick İsaac](https://cdn.adscientificindex.com/pictures/c4/4624791.jpg)
macroecology
biodiversity
ecology
conservation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
105
88
0.838
* Total i10 IndexRankings
Ranking Based On Selection: 9
![Preston CD](https://cdn.adscientificindex.com/pictures/a6/4624939.jpg)
Botany
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
105
38
0.362
* Total i10 IndexRankings
Ranking Based On Selection: 10
![Robert Griffiths](/user/assets/images/profile/no-profile-photo.png)
Molecular microbial ecology. Soil.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
86
76
0.884
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* Total i10 IndexRankings
Ranking Based On Selection: 11
![Bethan V. Purse](/user/assets/images/profile/no-profile-photo.png)
Vector-borne diseases
environmental change
epidemiology
ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
86
66
0.767
* Total i10 IndexRankings
Ranking Based On Selection: 12
![Bryan Spears](https://cdn.adscientificindex.com/pictures/7f/4622486.jpg)
limnology
ecology
phosphorus
legacy waste
lakes
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
84
67
0.798
* Total i10 IndexRankings
Ranking Based On Selection: 13
![Karsten Schonrogge](https://cdn.adscientificindex.com/pictures/68/4622929.jpg)
Host - parasite interactions and evolution
Community assembly and ecology
tree health
Gallers
Myrmecophiles
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
84
50
0.595
* Total i10 IndexRankings
Ranking Based On Selection: 14
![Michael Pocock](https://cdn.adscientificindex.com/pictures/98/4622921.jpg)
ecological networks
citizen science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
81
73
0.901
* Total i10 IndexRankings
Ranking Based On Selection: 15
![Ed Rowe](/user/assets/images/profile/no-profile-photo.png)
Soil and plant ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
81
48
0.593
* Total i10 IndexRankings
Ranking Based On Selection: 16
![Andrew C. Singer](https://cdn.adscientificindex.com/pictures/55/4622480.jpg)
AMR
Pollution
Microbial Ecology
Wastewater epidemiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
80
71
0.888
* Total i10 IndexRankings
Ranking Based On Selection: 17
![Stephen Cavers](https://cdn.adscientificindex.com/pictures/54/4626622.jpg)
molecular ecology
phylogeography
population genetics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
77
61
0.792
* Total i10 IndexRankings
Ranking Based On Selection: 18
![Stephen Thackeray](/user/assets/images/profile/no-profile-photo.png)
ecology
freshwater
climate change
phenology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
75
61
0.813
* Total i10 IndexRankings
Ranking Based On Selection: 19
![F. Hugh Dawson](/user/assets/images/profile/no-profile-photo.png)
aquatic ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
72
19
0.264
* Total i10 IndexRankings
Ranking Based On Selection: 20
![Jan Dick](https://cdn.adscientificindex.com/pictures/63/4622973.jpg)
ecology
biodiversity
natural capital ecosystem services
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
70
54
0.771
* Total i10 IndexRankings
Ranking Based On Selection: 21
![Diana Bowler](/user/assets/images/profile/no-profile-photo.png)
population ecology
climate change
citizen science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
64
60
0.938
* Total i10 IndexRankings
Ranking Based On Selection: 22
![Daniel Read](https://cdn.adscientificindex.com/pictures/6b/4622471.jpg)
Microbial ecology
Environmental DNA
Freshwater ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
59
57
0.966
* Total i10 IndexRankings
Ranking Based On Selection: 23
![Aidan Keith](/user/assets/images/profile/no-profile-photo.png)
Land use change
Ecosystem Services
Biodiversity
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
45
0.804
* Total i10 IndexRankings
Ranking Based On Selection: 24
![Lisa Norton](/user/assets/images/profile/no-profile-photo.png)
Ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
54
37
0.685
* Total i10 IndexRankings
Ranking Based On Selection: 25
![Richard Broughton](https://cdn.adscientificindex.com/pictures/e6/4625091.jpg)
ecology ornithology mammals forests farmland GIS
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
53
27
0.509
James M Bullock
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
275
215
0.782
Bridget Emmett
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
189
121
0.640
Mark J Bailey
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
164
76
0.463
Francis Daunt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
152
119
0.783
Population ecology
behavioural ecology
conservation biology
Richard Pywell
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
150
113
0.753
Robert E Kenward
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
108
36
0.333
Conservation Biology
Ecology
Environmental Governance
Ornithology
Zoology
Ben Woodcock
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
107
87
0.813
Natural pest control
Polination ecology
Agroecology
Ecosystem services
biodiversity
Nick İsaac
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
105
88
0.838
macroecology
biodiversity
ecology
conservation
Preston CD
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
105
38
0.362
Robert Griffiths
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
86
76
0.884
Molecular microbial ecology. Soil.
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!
Bethan V. Purse
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
86
66
0.767
Vector-borne diseases
environmental change
epidemiology
ecology
Bryan Spears
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
84
67
0.798
limnology
ecology
phosphorus
legacy waste
lakes
Karsten Schonrogge
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
84
50
0.595
Host - parasite interactions and evolution
Community assembly and ecology
tree health
Gallers
Myrmecophiles
Michael Pocock
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
81
73
0.901
ecological networks
citizen science
Ed Rowe
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
81
48
0.593
Andrew C. Singer
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
80
71
0.888
AMR
Pollution
Microbial Ecology
Wastewater epidemiology
Stephen Cavers
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
77
61
0.792
molecular ecology
phylogeography
population genetics
Stephen Thackeray
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
75
61
0.813
ecology
freshwater
climate change
phenology
F. Hugh Dawson
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
72
19
0.264
Jan Dick
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
70
54
0.771
ecology
biodiversity
natural capital ecosystem services
Diana Bowler
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
64
60
0.938
population ecology
climate change
citizen science
Daniel Read
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
59
57
0.966
Microbial ecology
Environmental DNA
Freshwater ecology
Aidan Keith
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
45
0.804
Land use change
Ecosystem Services
Biodiversity
Lisa Norton
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
54
37
0.685
Richard Broughton
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
53
27
0.509
ecology ornithology mammals forests farmland GIS