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
507,652
Country Rank
158,592
Institution Rank : 778
![](https://cdn.adscientificindex.com/logos/1756.jpg)
![United States](/flags/us.png)
![Christopher Earls](https://cdn.adscientificindex.com/pictures/d5/1299085.jpg)
Applied Mathematics
Scientific Artificial Intelligence
SciAI
Inverse Problems
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,581
555
0.351
* Total Citation Counts Rankings
World Rank
531,618
Country Rank
164,986
Institution Rank : 855
![](https://cdn.adscientificindex.com/logos/1756.jpg)
![United States](/flags/us.png)
![Essayas Kaba Ayana](https://cdn.adscientificindex.com/pictures/e2/1300787.jpg)
Hydrologic Modelling
Satellite Hydrology
Remote sensing ...
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,473
1,105
0.750
* Total Citation Counts Rankings
World Rank
566,162
Country Rank
174,055
Institution Rank : 952
![](https://cdn.adscientificindex.com/logos/1756.jpg)
![United States](/flags/us.png)
![Peter Diamessis](/user/assets/images/profile/no-profile-photo.png)
Stratified flows
turbulence
internal waves
computational mathematics
spectral methods
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,332
639
0.480
* Total Citation Counts Rankings
World Rank
574,787
Country Rank
176,342
Institution Rank : 976
![](https://cdn.adscientificindex.com/logos/1756.jpg)
![United States](/flags/us.png)
![Jangho Lee](/pictures/f0/1302478.jpg)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,299
1,178
0.907
* Total Citation Counts Rankings
World Rank
605,540
Country Rank
184,275
Institution Rank : 1,068
![](https://cdn.adscientificindex.com/logos/1756.jpg)
![United States](/flags/us.png)
![Thomas B Wild](https://cdn.adscientificindex.com/pictures/9b/4312637.jpg)
Water Resources
MultiSector Dynamics
Hydrology
Food-Energy-Water Nexus
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,190
1,024
0.861
* Total Citation Counts Rankings
World Rank
626,101
Country Rank
189,548
Institution Rank : 1,130
![](https://cdn.adscientificindex.com/logos/1756.jpg)
![United States](/flags/us.png)
![Andrea Giometto](https://cdn.adscientificindex.com/pictures/00/1297401.jpg)
Ecology
Evolution
Statistical Physics
Stochastic Processes
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,124
757
0.673
* Total Citation Counts Rankings
World Rank
660,737
Country Rank
198,386
Institution Rank : 1,221
![](https://cdn.adscientificindex.com/logos/1756.jpg)
![United States](/flags/us.png)
![Monroe Weber Shirk](/pictures/50/1291135.jpg)
municipal drinking water treatment
AguaClara
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,021
432
0.423
* Total Citation Counts Rankings
World Rank
719,210
Country Rank
212,650
Institution Rank : 1,383
![](https://cdn.adscientificindex.com/logos/1756.jpg)
![United States](/flags/us.png)
![Tigist Tebebu](/user/assets/images/profile/no-profile-photo.png)
Watershed hydrology
Erosion and runoff processes
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
868
526
0.606
* Total Citation Counts Rankings
World Rank
718,801
Country Rank
212,551
Institution Rank : 1,381
![](https://cdn.adscientificindex.com/logos/1756.jpg)
![United States](/flags/us.png)
![Brian Buchanan](/user/assets/images/profile/no-profile-photo.png)
Hydrology
Pollutant Transport
Hydrologic Modeling
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
869
522
0.601
* Total Citation Counts Rankings
World Rank
858,771
Country Rank
244,277
Institution Rank : 1,707
![](https://cdn.adscientificindex.com/logos/1756.jpg)
![United States](/flags/us.png)
![Kelken Chang](/pictures/fb/1304167.jpg)
Fluid Dynamics
Optical Trapping
Geometric Optics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
578
363
0.628
* Total Citation Counts Rankings
World Rank
860,890
Country Rank
244,756
Institution Rank : 1,712
![](https://cdn.adscientificindex.com/logos/1756.jpg)
![United States](/flags/us.png)
![Rebecca Marjerison](/user/assets/images/profile/no-profile-photo.png)
Hydrology
spatial analysis
hydrological modeling
flash floods
nutrient management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
574
423
0.737
* Total Citation Counts Rankings
World Rank
961,357
Country Rank
264,955
Institution Rank : 1,917
![](https://cdn.adscientificindex.com/logos/1756.jpg)
![United States](/flags/us.png)
![Meseret Addisie](/pictures/43/4599342.jpg)
Hydrology
Water Resources Management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
410
311
0.759
* Total Citation Counts Rankings
World Rank
1,422,776
Country Rank
336,266
Institution Rank : 3,158
![](https://cdn.adscientificindex.com/logos/1756.jpg)
![United States](/flags/us.png)
![Hyun Yoon](/pictures/f6/5121060.jpg)
Environmental microbiology
Aquatic chemistry
Bioremediation
Mass spectrometry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
94
90
0.957
* Total Citation Counts Rankings
World Rank
1,539,079
Country Rank
353,551
Institution Rank : 3,384
![](https://cdn.adscientificindex.com/logos/1756.jpg)
![United States](/flags/us.png)
![Nayantara T Joseph](/user/assets/images/profile/no-profile-photo.png)
machine learning
environmental chemistry
environmental forensics
multivariate analyses
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
66
66
1.000
* Total Citation Counts Rankings
World Rank
1,752,953
Country Rank
383,349
Institution Rank : 3,744
![](https://cdn.adscientificindex.com/logos/1756.jpg)
![United States](/flags/us.png)
![Xiao Peng](/user/assets/images/profile/no-profile-photo.png)
extreme analysis
Bayesian statistics
causal reasoning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32
32
1.000
* Total Citation Counts Rankings
World Rank
2,188,025
Country Rank
432,736
Institution Rank : 4,273
![](https://cdn.adscientificindex.com/logos/1756.jpg)
![United States](/flags/us.png)
![Abbie Elison](/pictures/22/5114768.jpg)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total Citation Counts Rankings
World Rank
2,188,025
Country Rank
432,736
Institution Rank : 4,273
![](https://cdn.adscientificindex.com/logos/1756.jpg)
![United States](/flags/us.png)
![Hemanth Kumar Kolluru](/pictures/ed/5120814.jpg)
Artificial Intelligence
Data Analytics
Product & Project Management
Consulting
Civil Engineering
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total Citation Counts Rankings
World Ranking
507,652
Country Ranking
158,592
Institution Ranking
778
Christopher Earls
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,581
555
0.351
![](https://cdn.adscientificindex.com/logos/1756.jpg)
Applied Mathematics
Scientific Artificial Intelligence
SciAI
Inverse Problems
* Total Citation Counts Rankings
World Ranking
531,618
Country Ranking
164,986
Institution Ranking
855
Essayas Kaba Ayana
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,473
1,105
0.750
![](https://cdn.adscientificindex.com/logos/1756.jpg)
Hydrologic Modelling
Satellite Hydrology
Remote sensing ...
* Total Citation Counts Rankings
World Ranking
566,162
Country Ranking
174,055
Institution Ranking
952
Peter Diamessis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,332
639
0.480
![](https://cdn.adscientificindex.com/logos/1756.jpg)
Stratified flows
turbulence
internal waves
computational mathematics
spectral methods
* Total Citation Counts Rankings
World Ranking
574,787
Country Ranking
176,342
Institution Ranking
976
Jangho Lee
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,299
1,178
0.907
* Total Citation Counts Rankings
World Ranking
605,540
Country Ranking
184,275
Institution Ranking
1,068
Thomas B Wild
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,190
1,024
0.861
![](https://cdn.adscientificindex.com/logos/1756.jpg)
Water Resources
MultiSector Dynamics
Hydrology
Food-Energy-Water Nexus
* Total Citation Counts Rankings
World Ranking
626,101
Country Ranking
189,548
Institution Ranking
1,130
Andrea Giometto
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,124
757
0.673
![](https://cdn.adscientificindex.com/logos/1756.jpg)
Ecology
Evolution
Statistical Physics
Stochastic Processes
* Total Citation Counts Rankings
World Ranking
660,737
Country Ranking
198,386
Institution Ranking
1,221
Monroe Weber Shirk
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,021
432
0.423
![](https://cdn.adscientificindex.com/logos/1756.jpg)
municipal drinking water treatment
AguaClara
* Total Citation Counts Rankings
World Ranking
719,210
Country Ranking
212,650
Institution Ranking
1,383
Tigist Tebebu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
868
526
0.606
![](https://cdn.adscientificindex.com/logos/1756.jpg)
Watershed hydrology
Erosion and runoff processes
* Total Citation Counts Rankings
World Ranking
718,801
Country Ranking
212,551
Institution Ranking
1,381
Brian Buchanan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
869
522
0.601
![](https://cdn.adscientificindex.com/logos/1756.jpg)
Hydrology
Pollutant Transport
Hydrologic Modeling
* Total Citation Counts Rankings
World Ranking
858,771
Country Ranking
244,277
Institution Ranking
1,707
Kelken Chang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
578
363
0.628
![](https://cdn.adscientificindex.com/logos/1756.jpg)
Fluid Dynamics
Optical Trapping
Geometric Optics
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* Total Citation Counts Rankings
World Ranking
860,890
Country Ranking
244,756
Institution Ranking
1,712
Rebecca Marjerison
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
574
423
0.737
![](https://cdn.adscientificindex.com/logos/1756.jpg)
Hydrology
spatial analysis
hydrological modeling
flash floods
nutrient management
* Total Citation Counts Rankings
World Ranking
961,357
Country Ranking
264,955
Institution Ranking
1,917
Meseret Addisie
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
410
311
0.759
![](https://cdn.adscientificindex.com/logos/1756.jpg)
Hydrology
Water Resources Management
* Total Citation Counts Rankings
World Ranking
1,422,776
Country Ranking
336,266
Institution Ranking
3,158
Hyun Yoon
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
94
90
0.957
![](https://cdn.adscientificindex.com/logos/1756.jpg)
Environmental microbiology
Aquatic chemistry
Bioremediation
Mass spectrometry
* Total Citation Counts Rankings
World Ranking
1,539,079
Country Ranking
353,551
Institution Ranking
3,384
Nayantara T Joseph
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
66
66
1.000
![](https://cdn.adscientificindex.com/logos/1756.jpg)
machine learning
environmental chemistry
environmental forensics
multivariate analyses
* Total Citation Counts Rankings
World Ranking
1,752,953
Country Ranking
383,349
Institution Ranking
3,744
Xiao Peng
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32
32
1.000
![](https://cdn.adscientificindex.com/logos/1756.jpg)
extreme analysis
Bayesian statistics
causal reasoning
* Total Citation Counts Rankings
World Ranking
2,188,025
Country Ranking
432,736
Institution Ranking
4,273
Abbie Elison
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total Citation Counts Rankings
World Ranking
2,188,025
Country Ranking
432,736
Institution Ranking
4,273
Hemanth Kumar Kolluru
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
![](https://cdn.adscientificindex.com/logos/1756.jpg)
Artificial Intelligence
Data Analytics
Product & Project Management
Consulting
Civil Engineering