i10 Productivity
Rankings

GNS Science/ 84 Scientists Engineering & Technology / Earth Sciences i10 Productivity Rankings - 2025

Total 2,509,841 scientists, country 221, and institutions 25,956 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
New Zealand
Russ J. Van Dissen
Earthquake Geology
Paleoseismology
Seismic Hazards
Neotectonics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
139
81
0.583
* Total i10 IndexRankings
Ranking Based On Selection: 2
New Zealand
Nick Mortimer
Earth Science
Geology
Petrology
Tectonics
Zealandia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
137
82
0.599
* Total i10 IndexRankings
Ranking Based On Selection: 3
New Zealand
Cornel de Ronde
geology
geochemistry
geophysics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
120
95
0.792
* Total i10 IndexRankings
Ranking Based On Selection: 4
New Zealand
Stuart Henrys
geophysics
seismology
tectonics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
121
76
0.628
* Total i10 IndexRankings
Ranking Based On Selection: 5
New Zealand
Stephen Bannister
Seismology
earthquakes
Subduction
Geothermal
Antarctica
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
114
76
0.667
* Total i10 IndexRankings
Ranking Based On Selection: 6
New Zealand
David Rhoades
statistical seismology
earthquake forecasting
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
111
66
0.595
* Total i10 IndexRankings
Ranking Based On Selection: 7
New Zealand
Roger Cooper
geology
paleontology
paleobiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
114
52
0.456
* Total i10 IndexRankings
Ranking Based On Selection: 8
New Zealand
Pilar Villamor
Geology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
99
79
0.798
* Total i10 IndexRankings
Ranking Based On Selection: 9
New Zealand
Nicola Litchfield
Geomorphology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
100
68
0.680
* Total i10 IndexRankings
Ranking Based On Selection: 10
New Zealand
Graham Leonard
volcanology
early warnings
tsunami
mapping
geochronology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
97
78
0.804

360° Institutional Performance & Benchmarking Click Here for Live Demo 

Through advanced, institution-specific analytics and benchmarking, gain data-driven strategic insights into your academic performance, global standing, and competitive strengths. Compare your institution with 20 similarly ranked institutions at city, country, regional, and global levels, as well as with those in similar standings across 13 subjects, to uncover your institution’s strengths. More Info

* Total i10 IndexRankings
Ranking Based On Selection: 11
New Zealand
Susan Ellis
Now at: EllisGeodynamics@gmail.com
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
86
61
0.709
* Total i10 IndexRankings
Ranking Based On Selection: 12
New Zealand
Martin Reyners
Seismology
Tectonics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
83
40
0.482
* Total i10 IndexRankings
Ranking Based On Selection: 13
New Zealand
Simon C. Cox
Geology
Landslides
Tectonics
Antarctica
Southern Alps
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
85
63
0.741
* Total i10 IndexRankings
Ranking Based On Selection: 14
New Zealand
Sigrun Hreinsdottir
Geodesy
Geophysics
Active Tectonics
Volcano Deformation
Earthquake Deformation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
74
58
0.784
* Total i10 IndexRankings
Ranking Based On Selection: 15
New Zealand
David JA Barrell
Geology
Geomorphology
Natural hazards
Engineering geology
Paleoclimatology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
71
58
0.817
* Total i10 IndexRankings
Ranking Based On Selection: 16
New Zealand
Ian James Hamling
Earth Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
68
64
0.941
* Total i10 IndexRankings
Ranking Based On Selection: 17
New Zealand
Phaedra Upton
geology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
65
45
0.692
* Total i10 IndexRankings
Ranking Based On Selection: 18
New Zealand
Kate Clark
earthquake geology
tsunami
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
60
45
0.750
* Total i10 IndexRankings
Ranking Based On Selection: 19
New Zealand
Bill Fry
Earth Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
55
37
0.673
* Total i10 IndexRankings
Ranking Based On Selection: 20
New Zealand
Mark S. Rattenbury
Geology
Earth science
Geoscience
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
23
0.451
* Total i10 IndexRankings
Ranking Based On Selection: 21
New Zealand
Charles Williams
Geophysics-Geology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
35
0.686
* Total i10 IndexRankings
Ranking Based On Selection: 22
New Zealand
Chris Bromley
geothermal
geophysics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
47
16
0.340
* Total i10 IndexRankings
Ranking Based On Selection: 23
New Zealand
Gill Jolly
Volcanology
natural hazards
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
48
33
0.688
* Total i10 IndexRankings
Ranking Based On Selection: 24
New Zealand
Robert Max Langridge
Geology
Active tectonics
Faulting
Paleoseismcity
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
47
29
0.617
* Total i10 IndexRankings
Ranking Based On Selection: 25
New Zealand
Nick Horspool
Natural Hazards
Risk Modelling
Seismology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
45
37
0.822
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 1
Russ J. Van Dissen
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
139
81
0.583
Earthquake Geology
Paleoseismology
Seismic Hazards
Neotectonics
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 2
Nick Mortimer
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
137
82
0.599
Earth Science
Geology
Petrology
Tectonics
Zealandia
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 3
Cornel de Ronde
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
120
95
0.792
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 4
Stuart Henrys
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
121
76
0.628
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 5
Stephen Bannister
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
114
76
0.667
Seismology
earthquakes
Subduction
Geothermal
Antarctica
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 6
David Rhoades
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
111
66
0.595
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 7
Roger Cooper
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
114
52
0.456
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 8
Pilar Villamor
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
99
79
0.798
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 9
Nicola Litchfield
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
100
68
0.680
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 10
Graham Leonard
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
97
78
0.804
volcanology
early warnings
tsunami
mapping
geochronology

360° Institutional Performance & Benchmarking Click Here for Live Demo 

Through advanced, institution-specific analytics and benchmarking, gain data-driven strategic insights into your academic performance, global standing, and competitive strengths. Compare your institution with 20 similarly ranked institutions at city, country, regional, and global levels, as well as with those in similar standings across 13 subjects, to uncover your institution’s strengths. More Info

* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 11
Susan Ellis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
86
61
0.709
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 12
Martin Reyners
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
83
40
0.482
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 13
Simon C. Cox
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
85
63
0.741
Geology
Landslides
Tectonics
Antarctica
Southern Alps
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 14
Sigrun Hreinsdottir
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
74
58
0.784
Geodesy
Geophysics
Active Tectonics
Volcano Deformation
Earthquake Deformation
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 15
David JA Barrell
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
71
58
0.817
Geology
Geomorphology
Natural hazards
Engineering geology
Paleoclimatology
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 16
Ian James Hamling
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
68
64
0.941
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 17
Phaedra Upton
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
65
45
0.692
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 18
Kate Clark
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
60
45
0.750
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 19
Bill Fry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
55
37
0.673
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 20
Mark S. Rattenbury
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
23
0.451
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 21
Charles Williams
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
35
0.686
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 22
Chris Bromley
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
47
16
0.340
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 23
Gill Jolly
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
48
33
0.688
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 24
Robert Max Langridge
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
47
29
0.617
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 25
Nick Horspool
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
45
37
0.822
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