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
450,682
Country Rank
2,195
Institution Rank : 269
![](https://cdn.adscientificindex.com/logos/6219.png)
![Ireland](/flags/ie.png)
![Steven G Ellis](/user/assets/images/profile/no-profile-photo.png)
history
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,888
391
0.207
* Total Citation Counts Rankings
World Rank
853,473
Country Rank
3,934
Institution Rank : 448
![](https://cdn.adscientificindex.com/logos/6219.png)
![Ireland](/flags/ie.png)
![Padraig Lenihan](/user/assets/images/profile/no-profile-photo.png)
military history
seventeenth century irish history
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
589
142
0.241
* Total Citation Counts Rankings
World Rank
929,415
Country Rank
4,199
Institution Rank : 468
![](https://cdn.adscientificindex.com/logos/6219.png)
![Ireland](/flags/ie.png)
![Niall Ó Ciosáin](/user/assets/images/profile/no-profile-photo.png)
Social history
cultural history
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
459
148
0.322
* Total Citation Counts Rankings
World Rank
1,121,880
Country Rank
5,002
Institution Rank : 513
![](https://cdn.adscientificindex.com/logos/6219.png)
![Ireland](/flags/ie.png)
![Diarmaid O Cualain](https://cdn.adscientificindex.com/pictures/e3/5287207.jpg)
computer vision
automotive
safety
robotics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
235
95
0.404
* Total Citation Counts Rankings
World Rank
1,759,250
Country Rank
6,854
Institution Rank : 647
![](https://cdn.adscientificindex.com/logos/6219.png)
![Ireland](/flags/ie.png)
![Patricia O'Connor](https://cdn.adscientificindex.com/pictures/6c/5458848.jpg)
Public awareness
family support
child protection
media
communication
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32
20
0.625
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
450,682
![Ireland](/flags/ie.png)
2,195
![](https://cdn.adscientificindex.com/logos/6219.png)
269
Steven G Ellis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,888
391
0.207
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
853,473
![Ireland](/flags/ie.png)
3,934
![](https://cdn.adscientificindex.com/logos/6219.png)
448
Padraig Lenihan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
589
142
0.241
![](https://cdn.adscientificindex.com/logos/6219.png)
military history
seventeenth century irish history
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
929,415
![Ireland](/flags/ie.png)
4,199
![](https://cdn.adscientificindex.com/logos/6219.png)
468
Niall Ó Ciosáin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
459
148
0.322
![](https://cdn.adscientificindex.com/logos/6219.png)
Social history
cultural history
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
1,121,880
![Ireland](/flags/ie.png)
5,002
![](https://cdn.adscientificindex.com/logos/6219.png)
513
Diarmaid O Cualain
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
235
95
0.404
![](https://cdn.adscientificindex.com/logos/6219.png)
computer vision
automotive
safety
robotics
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
1,759,250
![Ireland](/flags/ie.png)
6,854
![](https://cdn.adscientificindex.com/logos/6219.png)
647
Patricia O'Connor
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32
20
0.625
![](https://cdn.adscientificindex.com/logos/6219.png)
Public awareness
family support
child protection
media
communication