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
1,540,800
Country Rank
353,781
Institution Rank : 185
![](https://cdn.adscientificindex.com/logos/10928.png)
![United States](/flags/us.png)
![Joel Tonyan](https://cdn.adscientificindex.com/pictures/c6/5212666.jpg)
librarianship
systems
marketing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
66
58
0.879
* Total Citation Counts Rankings
World Rank
2,015,491
Country Rank
415,560
Institution Rank : 236
![](https://cdn.adscientificindex.com/logos/10928.png)
![United States](/flags/us.png)
![Susan Vandagriff](/user/assets/images/profile/no-profile-photo.png)
scholarly communications
English and American literature
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9
9
1.000
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
1,540,800
![United States](/flags/us.png)
353,781
![](https://cdn.adscientificindex.com/logos/10928.png)
185
Joel Tonyan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
66
58
0.879
![](https://cdn.adscientificindex.com/logos/10928.png)
librarianship
systems
marketing
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
2,015,491
![United States](/flags/us.png)
415,560
![](https://cdn.adscientificindex.com/logos/10928.png)
236
Susan Vandagriff
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9
9
1.000
![](https://cdn.adscientificindex.com/logos/10928.png)
scholarly communications
English and American literature