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
221,526
Country Rank
78,593
Institution Rank : 276
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![Michael J Blum](https://cdn.adscientificindex.com/pictures/4e/1639606.jpg)
Aquatic Ecology
Coastal Sustainability
Socioecology
Evolutionary Ecology
Conservation Biology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,497
2,372
0.527
* Total Citation Counts Rankings
World Rank
222,119
Country Rank
78,781
Institution Rank : 277
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![Stephanie Kivlin](https://cdn.adscientificindex.com/pictures/67/1639684.jpg)
Microbial Ecology
Biogeography
Ecosystem Ecology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,484
3,340
0.745
* Total Citation Counts Rankings
World Rank
223,136
Country Rank
79,082
Institution Rank : 278
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![J Douglas Birdwell](https://cdn.adscientificindex.com/pictures/04/1639614.jpg)
Control Systems
Computational Neuroscience
Systems Biology
Bioinformatics
Knowledge Discovery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,461
2,438
0.547
* Total Citation Counts Rankings
World Rank
223,638
Country Rank
79,224
Institution Rank : 279
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![Todd M Freeberg](https://cdn.adscientificindex.com/pictures/1c/1639591.jpg)
Animal Communication
Ethology
Social Behavior
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,450
1,892
0.425
* Total Citation Counts Rankings
World Rank
225,476
Country Rank
79,776
Institution Rank : 280
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![Bradley Thomson](https://cdn.adscientificindex.com/pictures/27/1639593.jpg)
Planetary geology
geologic mapping
geomorphology
impact studies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,412
1,922
0.436
* Total Citation Counts Rankings
World Rank
226,798
Country Rank
80,178
Institution Rank : 281
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![Qingliang He](https://cdn.adscientificindex.com/pictures/ac/1639574.jpg)
Polymer/Carbon Matrix Nanocomposites
Magnetic Nanostructures
Flammability
Flame Retardant
Electromagnetic Wave Absorption
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,384
1,746
0.398
* Total Citation Counts Rankings
World Rank
226,923
Country Rank
80,217
Institution Rank : 282
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![Neal Eash](https://cdn.adscientificindex.com/pictures/ec/1639603.jpg)
soil science
carbon
carbon sequestration
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,381
2,116
0.483
* Total Citation Counts Rankings
World Rank
229,571
Country Rank
80,993
Institution Rank : 283
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![Eric A Lass](/user/assets/images/profile/no-profile-photo.png)
Materials Science
Metallurgy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,326
2,746
0.635
* Total Citation Counts Rankings
World Rank
230,406
Country Rank
81,244
Institution Rank : 284
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![Lee D Han](https://cdn.adscientificindex.com/pictures/f7/1639619.jpg)
Traffic Engg // Freight Logistics // Unsupervised Learning // Data Analytics // Sys. Abnormality
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,309
2,291
0.532
* Total Citation Counts Rankings
World Rank
230,705
Country Rank
81,349
Institution Rank : 285
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![Ahmed Bettaieb](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,303
2,538
0.590
* Total Citation Counts Rankings
World Rank
230,880
Country Rank
81,405
Institution Rank : 286
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![John Biggerstaff](/user/assets/images/profile/no-profile-photo.png)
cancer
immunology
cell biology
blood coagulation
microscopy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,300
779
0.181
* Total Citation Counts Rankings
World Rank
232,202
Country Rank
81,808
Institution Rank : 287
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![Anne Conway](/user/assets/images/profile/no-profile-photo.png)
executive function
emotion regulation
sleep
depression
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,273
2,137
0.500
* Total Citation Counts Rankings
World Rank
232,484
Country Rank
81,890
Institution Rank : 288
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![Seong Hoon Cho](https://cdn.adscientificindex.com/pictures/40/1639592.jpg)
Natural Resource & Environmental Economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,268
1,729
0.405
* Total Citation Counts Rankings
World Rank
236,593
Country Rank
83,038
Institution Rank : 289
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![Erin Hardin](https://cdn.adscientificindex.com/pictures/fe/1639626.jpg)
career
self construal
self discrepancy
SoTL
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,188
2,125
0.507
* Total Citation Counts Rankings
World Rank
236,957
Country Rank
83,150
Institution Rank : 290
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![Lisa Yamagata Lynch](https://cdn.adscientificindex.com/pictures/65/1639608.jpg)
ombuds
activity theory
systemic change
instructional design
instructional technology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,181
1,759
0.421
* Total Citation Counts Rankings
World Rank
238,345
Country Rank
83,570
Institution Rank : 291
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![R Steve Mccallum](https://cdn.adscientificindex.com/pictures/62/1639596.jpg)
Assessment
Academic Interventions
Behavioral Interventions
Validity
Reliability
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,155
1,183
0.285
* Total Citation Counts Rankings
World Rank
239,495
Country Rank
83,921
Institution Rank : 292
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![James A Larson](https://cdn.adscientificindex.com/pictures/b4/1639616.jpg)
agricultural production economics
farm management
risk management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,133
1,909
0.462
* Total Citation Counts Rankings
World Rank
241,909
Country Rank
84,665
Institution Rank : 293
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![Konstantinos D Vogiatzis](https://cdn.adscientificindex.com/pictures/d0/1639744.jpg)
Theoretical Chemistry
Quantum Chemistry
Machine Learning
Intermolecular Interactions
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,089
3,472
0.849
* Total Citation Counts Rankings
World Rank
241,991
Country Rank
84,688
Institution Rank : 294
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![David A Buehler](https://cdn.adscientificindex.com/pictures/2f/1639594.jpg)
Wildlife Science
Avian Ecology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,088
1,398
0.342
* Total Citation Counts Rankings
World Rank
245,673
Country Rank
85,782
Institution Rank : 295
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![Nina H Fefferman](https://cdn.adscientificindex.com/pictures/23/1639637.jpg)
Complex Systems
Mathematical Modeling
Epidemiological Modeling
Pandemic Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,021
2,223
0.553
* Total Citation Counts Rankings
World Rank
248,760
Country Rank
86,688
Institution Rank : 296
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![Dania Bilal](https://cdn.adscientificindex.com/pictures/fd/1639577.jpg)
Youth Information Behavior & Interaction
Human-AI Interaction
HCI
User Experience & Design (UXD)
Information Retrieval
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,968
829
0.209
* Total Citation Counts Rankings
World Rank
248,911
Country Rank
86,727
Institution Rank : 297
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![Song Hai Chai](https://cdn.adscientificindex.com/pictures/5a/1639609.jpg)
Heterogeneous Catalysis
Materials Chemistry
CO2 Capture & Separation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,965
1,740
0.439
* Total Citation Counts Rankings
World Rank
250,580
Country Rank
87,225
Institution Rank : 298
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![Lizhi Zhang](https://cdn.adscientificindex.com/pictures/2f/1639622.jpg)
Condensed matter physics
Material science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,936
1,930
0.490
* Total Citation Counts Rankings
World Rank
250,714
Country Rank
87,259
Institution Rank : 299
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![Phillip Daves](/user/assets/images/profile/no-profile-photo.png)
Corporate Finance
Investments
Asset Pricing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,934
1,376
0.350
* Total Citation Counts Rankings
World Rank
251,313
Country Rank
87,421
Institution Rank : 300
![](https://cdn.adscientificindex.com/logos/11444.png)
![United States](/flags/us.png)
![Donald Bruce](https://cdn.adscientificindex.com/pictures/8d/1639582.jpg)
Public Finance
Labor Economics
Taxation
E-Commerce
Self-Employment
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,924
1,125
0.287
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
221,526
![United States](/flags/us.png)
78,593
![](https://cdn.adscientificindex.com/logos/11444.png)
276
Michael J Blum
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,497
2,372
0.527
![](https://cdn.adscientificindex.com/logos/11444.png)
Aquatic Ecology
Coastal Sustainability
Socioecology
Evolutionary Ecology
Conservation Biology
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
222,119
![United States](/flags/us.png)
78,781
![](https://cdn.adscientificindex.com/logos/11444.png)
277
Stephanie Kivlin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,484
3,340
0.745
![](https://cdn.adscientificindex.com/logos/11444.png)
Microbial Ecology
Biogeography
Ecosystem Ecology
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
223,136
![United States](/flags/us.png)
79,082
![](https://cdn.adscientificindex.com/logos/11444.png)
278
J Douglas Birdwell
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,461
2,438
0.547
![](https://cdn.adscientificindex.com/logos/11444.png)
Control Systems
Computational Neuroscience
Systems Biology
Bioinformatics
Knowledge Discovery
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
223,638
![United States](/flags/us.png)
79,224
![](https://cdn.adscientificindex.com/logos/11444.png)
279
Todd M Freeberg
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,450
1,892
0.425
![](https://cdn.adscientificindex.com/logos/11444.png)
Animal Communication
Ethology
Social Behavior
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
225,476
![United States](/flags/us.png)
79,776
![](https://cdn.adscientificindex.com/logos/11444.png)
280
Bradley Thomson
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,412
1,922
0.436
![](https://cdn.adscientificindex.com/logos/11444.png)
Planetary geology
geologic mapping
geomorphology
impact studies
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
226,798
![United States](/flags/us.png)
80,178
![](https://cdn.adscientificindex.com/logos/11444.png)
281
Qingliang He
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,384
1,746
0.398
![](https://cdn.adscientificindex.com/logos/11444.png)
Polymer/Carbon Matrix Nanocomposites
Magnetic Nanostructures
Flammability
Flame Retardant
Electromagnetic Wave Absorption
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
226,923
![United States](/flags/us.png)
80,217
![](https://cdn.adscientificindex.com/logos/11444.png)
282
Neal Eash
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,381
2,116
0.483
![](https://cdn.adscientificindex.com/logos/11444.png)
soil science
carbon
carbon sequestration
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
229,571
![United States](/flags/us.png)
80,993
![](https://cdn.adscientificindex.com/logos/11444.png)
283
Eric A Lass
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,326
2,746
0.635
![](https://cdn.adscientificindex.com/logos/11444.png)
Materials Science
Metallurgy
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
230,406
![United States](/flags/us.png)
81,244
![](https://cdn.adscientificindex.com/logos/11444.png)
284
Lee D Han
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,309
2,291
0.532
![](https://cdn.adscientificindex.com/logos/11444.png)
Traffic Engg // Freight Logistics // Unsupervised Learning // Data Analytics // Sys. Abnormality
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
230,705
![United States](/flags/us.png)
81,349
![](https://cdn.adscientificindex.com/logos/11444.png)
285
Ahmed Bettaieb
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,303
2,538
0.590
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* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
230,880
![United States](/flags/us.png)
81,405
![](https://cdn.adscientificindex.com/logos/11444.png)
286
John Biggerstaff
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,300
779
0.181
![](https://cdn.adscientificindex.com/logos/11444.png)
cancer
immunology
cell biology
blood coagulation
microscopy
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
232,202
![United States](/flags/us.png)
81,808
![](https://cdn.adscientificindex.com/logos/11444.png)
287
Anne Conway
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,273
2,137
0.500
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
232,484
![United States](/flags/us.png)
81,890
![](https://cdn.adscientificindex.com/logos/11444.png)
288
Seong Hoon Cho
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,268
1,729
0.405
![](https://cdn.adscientificindex.com/logos/11444.png)
Natural Resource & Environmental Economics
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
236,593
![United States](/flags/us.png)
83,038
![](https://cdn.adscientificindex.com/logos/11444.png)
289
Erin Hardin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,188
2,125
0.507
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
236,957
![United States](/flags/us.png)
83,150
![](https://cdn.adscientificindex.com/logos/11444.png)
290
Lisa Yamagata Lynch
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,181
1,759
0.421
![](https://cdn.adscientificindex.com/logos/11444.png)
ombuds
activity theory
systemic change
instructional design
instructional technology
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
238,345
![United States](/flags/us.png)
83,570
![](https://cdn.adscientificindex.com/logos/11444.png)
291
R Steve Mccallum
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,155
1,183
0.285
![](https://cdn.adscientificindex.com/logos/11444.png)
Assessment
Academic Interventions
Behavioral Interventions
Validity
Reliability
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
239,495
![United States](/flags/us.png)
83,921
![](https://cdn.adscientificindex.com/logos/11444.png)
292
James A Larson
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,133
1,909
0.462
![](https://cdn.adscientificindex.com/logos/11444.png)
agricultural production economics
farm management
risk management
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
241,909
![United States](/flags/us.png)
84,665
![](https://cdn.adscientificindex.com/logos/11444.png)
293
Konstantinos D Vogiatzis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,089
3,472
0.849
![](https://cdn.adscientificindex.com/logos/11444.png)
Theoretical Chemistry
Quantum Chemistry
Machine Learning
Intermolecular Interactions
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
241,991
![United States](/flags/us.png)
84,688
![](https://cdn.adscientificindex.com/logos/11444.png)
294
David A Buehler
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,088
1,398
0.342
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
245,673
![United States](/flags/us.png)
85,782
![](https://cdn.adscientificindex.com/logos/11444.png)
295
Nina H Fefferman
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,021
2,223
0.553
![](https://cdn.adscientificindex.com/logos/11444.png)
Complex Systems
Mathematical Modeling
Epidemiological Modeling
Pandemic Science
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
248,760
![United States](/flags/us.png)
86,688
![](https://cdn.adscientificindex.com/logos/11444.png)
296
Dania Bilal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,968
829
0.209
![](https://cdn.adscientificindex.com/logos/11444.png)
Youth Information Behavior & Interaction
Human-AI Interaction
HCI
User Experience & Design (UXD)
Information Retrieval
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
248,911
![United States](/flags/us.png)
86,727
![](https://cdn.adscientificindex.com/logos/11444.png)
297
Song Hai Chai
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,965
1,740
0.439
![](https://cdn.adscientificindex.com/logos/11444.png)
Heterogeneous Catalysis
Materials Chemistry
CO2 Capture & Separation
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
250,580
![United States](/flags/us.png)
87,225
![](https://cdn.adscientificindex.com/logos/11444.png)
298
Lizhi Zhang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,936
1,930
0.490
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
250,714
![United States](/flags/us.png)
87,259
![](https://cdn.adscientificindex.com/logos/11444.png)
299
Phillip Daves
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,934
1,376
0.350
![](https://cdn.adscientificindex.com/logos/11444.png)
Corporate Finance
Investments
Asset Pricing
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
251,313
![United States](/flags/us.png)
87,421
![](https://cdn.adscientificindex.com/logos/11444.png)
300
Donald Bruce
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,924
1,125
0.287
![](https://cdn.adscientificindex.com/logos/11444.png)
Public Finance
Labor Economics
Taxation
E-Commerce
Self-Employment