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
![Jamie Pringle](https://cdn.adscientificindex.com/pictures/79/1436883.jpg)
geoscience
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
69
52
0.754
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Peter Styles](https://cdn.adscientificindex.com/pictures/a4/1437166.jpg)
Geophysics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
58
21
0.362
* Total i10 IndexRankings
Ranking Based On Selection: 3
![Bernard Besly](/user/assets/images/profile/no-profile-photo.png)
Sedimentology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
17
0.739
* Total i10 IndexRankings
Ranking Based On Selection: 4
![Philip J Ball](https://cdn.adscientificindex.com/pictures/73/1507617.jpg)
Geothermal
Hydrogen
Tectonics
Rifted Margins
Geodynamics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
17
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Ian G. Stimpson](https://cdn.adscientificindex.com/pictures/3e/5276060.jpg)
Geology
Geophysics
Tectonics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
6
0.400
* Total i10 IndexRankings
Ranking Based On Selection: 6
![John Jervis](https://cdn.adscientificindex.com/pictures/f8/1286661.jpg)
Geophysics
forensic science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
11
0.917
* Total i10 IndexRankings
Ranking Based On Selection: 7
![Adam Jeffery](/user/assets/images/profile/no-profile-photo.png)
Extended Reality-based learning
Inclusive Education
Petrology
Geochemistry
Volcanology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
9
0.900
* Total i10 IndexRankings
Ranking Based On Selection: 8
![Steven Leslie Rogers](https://cdn.adscientificindex.com/pictures/0b/5196424.jpg)
geology
pedagogy
inclusive education
palaeontology
sedimentology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
8
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 9
![Alexandre Nobajas](https://cdn.adscientificindex.com/pictures/98/5917892.jpg)
Geography
GIS
Human Geography
Cultural Geography
Historical Cartography
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 10
![Ej Derbyshire](/user/assets/images/profile/no-profile-photo.png)
geochemistry
mantle geochemistry
podiform chromitites
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
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
![Mark Grodner](https://cdn.adscientificindex.com/pictures/3a/5195891.jpg)
Geology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 IndexRankings
Ranking Based On Selection: 12
![Victor Hême De Lacotte](https://cdn.adscientificindex.com/pictures/f3/5263052.jpg)
Sedimentology
Stratigraphy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 IndexRankings
Ranking Based On Selection: 13
![Sarah Cross](https://cdn.adscientificindex.com/pictures/4a/5263099.jpg)
Sedimentology
Transgression-regression
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Jamie Pringle
Keele University
Keele, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
69
52
0.754
Peter Styles
Keele University
Keele, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
58
21
0.362
Bernard Besly
Keele University
Keele, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
17
0.739
Philip J Ball
Keele University
Keele, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
17
1.000
Geothermal
Hydrogen
Tectonics
Rifted Margins
Geodynamics
Ian G. Stimpson
Keele University
Keele, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
6
0.400
Geology
Geophysics
Tectonics
John Jervis
Keele University
Keele, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
11
0.917
Adam Jeffery
Keele University
Keele, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
9
0.900
Extended Reality-based learning
Inclusive Education
Petrology
Geochemistry
Volcanology
Steven Leslie Rogers
Keele University
Keele, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
8
1.000
geology
pedagogy
inclusive education
palaeontology
sedimentology
Alexandre Nobajas
Keele University
Keele, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Geography
GIS
Human Geography
Cultural Geography
Historical Cartography
Ej Derbyshire
Keele University
Keele, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
geochemistry
mantle geochemistry
podiform chromitites
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!
Mark Grodner
Keele University
Keele, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Victor Hême De Lacotte
Keele University
Keele, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Sarah Cross
Keele University
Keele, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Sedimentology
Transgression-regression