Citation Rankings (Highly Cited Researchers) 2024 and list of influential and most cited researchers in Agriculture and Forestry, Art, Design and Architecture, Business and Management, Economics and Econometrics, Education, Engineering and Technology, History, Philosophy, Theology, Law, Medicine and Health Sciences, Natural Sciences and Social Sciences and their 256 sub-branches is a unique service offered only by “AD Scientific Index”. You can see the most cited and influential researchers in the country and region. See also for more specific citation analyses: "last 6 years citation index" Universities Rankings 2024 (Sort by: Total Citations) and Universities Rankings 2024 (Sort by : Last 6 Years Citations)
* Total Citation Counts Rankings
World Rank
339,382
Country Rank
31
Institution Rank : 31
![](https://cdn.adscientificindex.com/logos/11492.png)
![Jamaica](/flags/jm.png)
![Richard EA Robertson](https://cdn.adscientificindex.com/pictures/55/653022.jpg)
Volcanology
Geology
Natural Hazards
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,749
1,228
0.447
* Total Citation Counts Rankings
World Rank
469,331
Country Rank
47
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/29387.jpg)
![Jamaica](/flags/jm.png)
![Carrie Manfrino](/user/assets/images/profile/no-profile-photo.png)
Coral reef ecology and geology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,781
887
0.498
* Total Citation Counts Rankings
World Rank
479,040
Country Rank
50
Institution Rank : 49
![](https://cdn.adscientificindex.com/logos/11492.png)
![Jamaica](/flags/jm.png)
![Graham Alexander Ryan](https://cdn.adscientificindex.com/pictures/63/654641.jpg)
Volcanology
Geothermal
Geophysics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,728
554
0.321
* Total Citation Counts Rankings
World Rank
649,305
Country Rank
79
Institution Rank : 75
![](https://cdn.adscientificindex.com/logos/11492.png)
![Jamaica](/flags/jm.png)
![Brent Wilson](/user/assets/images/profile/no-profile-photo.png)
micropalaeontology
geology and ecology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,057
292
0.276
* Total Citation Counts Rankings
World Rank
835,134
Country Rank
110
Institution Rank : 104
![](https://cdn.adscientificindex.com/logos/11492.png)
![Jamaica](/flags/jm.png)
![Victoria Miller](https://cdn.adscientificindex.com/pictures/5a/664360.jpg)
Volcanology
Seismology
Natural Hazard and Risk Assessments
Disaster Risk Reduction
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
623
342
0.549
* Total Citation Counts Rankings
World Rank
2,015,491
Country Rank
429
Institution Rank : 364
![](https://cdn.adscientificindex.com/logos/11492.png)
![Jamaica](/flags/jm.png)
![Tricia Melville](/user/assets/images/profile/no-profile-photo.png)
Geospatail modelling
GIS
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9
9
1.000
* Total Citation Counts Rankings
World Rank
2,112,043
Country Rank
465
Institution Rank : 395
![](https://cdn.adscientificindex.com/logos/11492.png)
![Jamaica](/flags/jm.png)
![Saeed Khan](/pictures/1b/5022330.jpg)
Petroleum Geology
Sedimentology
Stratigraphy
Geomorphology
Ichnology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
339,382
![Jamaica](/flags/jm.png)
31
![](https://cdn.adscientificindex.com/logos/11492.png)
31
Richard EA Robertson
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,749
1,228
0.447
![](https://cdn.adscientificindex.com/logos/11492.png)
Volcanology
Geology
Natural Hazards
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
469,331
![Jamaica](/flags/jm.png)
47
![](https://cdn.adscientificindex.com/logos/29387.jpg)
1
Carrie Manfrino
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,781
887
0.498
![](https://cdn.adscientificindex.com/logos/29387.jpg)
Coral reef ecology and geology
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
479,040
![Jamaica](/flags/jm.png)
50
![](https://cdn.adscientificindex.com/logos/11492.png)
49
Graham Alexander Ryan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,728
554
0.321
![](https://cdn.adscientificindex.com/logos/11492.png)
Volcanology
Geothermal
Geophysics
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
649,305
![Jamaica](/flags/jm.png)
79
![](https://cdn.adscientificindex.com/logos/11492.png)
75
Brent Wilson
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,057
292
0.276
![](https://cdn.adscientificindex.com/logos/11492.png)
micropalaeontology
geology and ecology
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
835,134
![Jamaica](/flags/jm.png)
110
![](https://cdn.adscientificindex.com/logos/11492.png)
104
Victoria Miller
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
623
342
0.549
![](https://cdn.adscientificindex.com/logos/11492.png)
Volcanology
Seismology
Natural Hazard and Risk Assessments
Disaster Risk Reduction
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
2,015,491
![Jamaica](/flags/jm.png)
429
![](https://cdn.adscientificindex.com/logos/11492.png)
364
Tricia Melville
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9
9
1.000
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
2,112,043
![Jamaica](/flags/jm.png)
465
![](https://cdn.adscientificindex.com/logos/11492.png)
395
Saeed Khan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
![](https://cdn.adscientificindex.com/logos/11492.png)
Petroleum Geology
Sedimentology
Stratigraphy
Geomorphology
Ichnology