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
82,951
Country Rank
34,038
Institution Rank : 49
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![Richard A Hansen](https://cdn.adscientificindex.com/pictures/0c/851196.jpg)
Pharmacoepidemiology
drug safety
adherence
outcomes
medication errors
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,310
4,047
0.358
* Total Citation Counts Rankings
World Rank
85,763
Country Rank
35,040
Institution Rank : 51
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![Gordon Sacks](https://cdn.adscientificindex.com/pictures/87/829592.jpg)
nutrition support
parenteral nutrition
parenteral nutrition safety
critical illness
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,998
5,395
0.491
* Total Citation Counts Rankings
World Rank
98,002
Country Rank
39,284
Institution Rank : 62
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![Michael D Roberts](https://cdn.adscientificindex.com/pictures/c9/848757.jpg)
Skeletal Muscle Physiology
Nutritional Supplements
Resistance Exercise
Endurance Exercise
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,818
6,240
0.636
* Total Citation Counts Rankings
World Rank
99,550
Country Rank
39,874
Institution Rank : 64
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![Peter Panizzi](https://cdn.adscientificindex.com/pictures/6e/851256.jpg)
imaging
inflammation
bacterial pathogenesis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,679
3,699
0.382
* Total Citation Counts Rankings
World Rank
104,115
Country Rank
41,466
Institution Rank : 67
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![Werner Bergen](/user/assets/images/profile/no-profile-photo.png)
Biochemistry and Nutrition
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,301
1,649
0.177
* Total Citation Counts Rankings
World Rank
150,181
Country Rank
56,738
Institution Rank : 91
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![David J Riese II](https://cdn.adscientificindex.com/pictures/59/851257.jpg)
Cancer molecular biology and pharmacology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,663
1,442
0.216
* Total Citation Counts Rankings
World Rank
150,066
Country Rank
56,697
Institution Rank : 90
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![Ya Xiong Tao](https://cdn.adscientificindex.com/pictures/f7/829417.jpg)
Physiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,667
3,361
0.504
* Total Citation Counts Rankings
World Rank
159,760
Country Rank
59,818
Institution Rank : 98
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![Joe Tomasso](/user/assets/images/profile/no-profile-photo.png)
Physiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,274
1,758
0.280
* Total Citation Counts Rankings
World Rank
172,567
Country Rank
63,849
Institution Rank : 110
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![Covadonga Arias](/user/assets/images/profile/no-profile-photo.png)
microbiology
fish diseases
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,812
2,800
0.482
* Total Citation Counts Rankings
World Rank
186,856
Country Rank
68,288
Institution Rank : 123
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![Vitaly Vodyanoy](/user/assets/images/profile/no-profile-photo.png)
Biophysics
olfaction
biosensors
microscopy
primo vascular system
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,359
1,377
0.257
* Total Citation Counts Rankings
World Rank
215,050
Country Rank
76,772
Institution Rank : 150
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![Chengming Wang](https://cdn.adscientificindex.com/pictures/24/829044.jpg)
Veterinary Microbiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,631
2,940
0.635
* Total Citation Counts Rankings
World Rank
221,923
Country Rank
78,812
Institution Rank : 162
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![C Randall Clark](https://cdn.adscientificindex.com/pictures/4c/847063.jpg)
Forensic Drug Chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,477
837
0.187
* Total Citation Counts Rankings
World Rank
235,555
Country Rank
82,806
Institution Rank : 173
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![John A Mcinroy](/user/assets/images/profile/no-profile-photo.png)
Bacteriology
Microbiology
Bacterial Taxonomy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,198
1,879
0.448
* Total Citation Counts Rankings
World Rank
261,507
Country Rank
90,413
Institution Rank : 196
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![Mc Newland](/user/assets/images/profile/no-profile-photo.png)
Neuroscience
Neurotoxicology
Psychopharmacology
Behavior Analysis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,741
836
0.223
* Total Citation Counts Rankings
World Rank
266,616
Country Rank
91,910
Institution Rank : 207
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![Ellen Behrend](https://cdn.adscientificindex.com/pictures/8c/848996.jpg)
Canine and feline endocrinology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,657
1,431
0.391
* Total Citation Counts Rankings
World Rank
281,057
Country Rank
96,147
Institution Rank : 218
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![Jack Deruiter](https://cdn.adscientificindex.com/pictures/ec/858456.jpg)
Medicinal Chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,439
983
0.286
* Total Citation Counts Rankings
World Rank
286,220
Country Rank
97,672
Institution Rank : 223
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![Claire Zizza](/user/assets/images/profile/no-profile-photo.png)
Dietary behaviors
food insecurity
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,367
1,061
0.315
* Total Citation Counts Rankings
World Rank
290,585
Country Rank
98,901
Institution Rank : 232
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![Timothy M Moore](/user/assets/images/profile/no-profile-photo.png)
Medicine
physiology
pharmacology
translational research
clinical trials
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,307
1,009
0.305
* Total Citation Counts Rankings
World Rank
287,041
Country Rank
97,907
Institution Rank : 224
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![Pamela Calvo Velez](/user/assets/images/profile/no-profile-photo.png)
Nutrient management
PGPR
biocontrol
biofertilizers
greenhouse gases from agriculture
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,355
2,446
0.729
* Total Citation Counts Rankings
World Rank
301,600
Country Rank
102,031
Institution Rank : 240
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![Michael W Greene](https://cdn.adscientificindex.com/pictures/50/844166.jpg)
colon cancer
insulin resistance
NAFLD
obesity
Mediterranean diet
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,165
1,813
0.573
* Total Citation Counts Rankings
World Rank
312,330
Country Rank
105,097
Institution Rank : 246
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![Gretchen D Oliver](https://cdn.adscientificindex.com/pictures/40/858499.jpg)
Sports Medicine & Biomechanics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,034
1,990
0.656
* Total Citation Counts Rankings
World Rank
320,874
Country Rank
107,511
Institution Rank : 257
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![Daniel Surry](https://cdn.adscientificindex.com/pictures/5b/861419.jpg)
diffusion of innovations
instructional design
implementation
curriculum & assessment
pharmacy education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,938
582
0.198
* Total Citation Counts Rankings
World Rank
331,711
Country Rank
110,580
Institution Rank : 262
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![Amol Suryawanshi](https://cdn.adscientificindex.com/pictures/bf/843437.jpg)
Ocular Immunity & Inflammation
Cancer Immunity
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,820
1,577
0.559
* Total Citation Counts Rankings
World Rank
336,704
Country Rank
111,952
Institution Rank : 265
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![Douglas C Goodwin](/user/assets/images/profile/no-profile-photo.png)
Biochemistry
Enzymology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,769
588
0.212
* Total Citation Counts Rankings
World Rank
338,005
Country Rank
112,303
Institution Rank : 266
![](https://cdn.adscientificindex.com/logos/637.png)
![United States](/flags/us.png)
![Erik Hofmeister](https://cdn.adscientificindex.com/pictures/f8/858501.jpg)
Veterinary Anesthesia
Measurement and Testing
Evidence-Based Decision Making
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,755
1,386
0.503
* Total Citation Counts Rankings
World Ranking
82,951
Country Ranking
34,038
Institution Ranking
49
Richard A Hansen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,310
4,047
0.358
![](https://cdn.adscientificindex.com/logos/637.png)
Pharmacoepidemiology
drug safety
adherence
outcomes
medication errors
* Total Citation Counts Rankings
World Ranking
85,763
Country Ranking
35,040
Institution Ranking
51
Gordon Sacks
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,998
5,395
0.491
![](https://cdn.adscientificindex.com/logos/637.png)
nutrition support
parenteral nutrition
parenteral nutrition safety
critical illness
* Total Citation Counts Rankings
World Ranking
98,002
Country Ranking
39,284
Institution Ranking
62
Michael D Roberts
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,818
6,240
0.636
![](https://cdn.adscientificindex.com/logos/637.png)
Skeletal Muscle Physiology
Nutritional Supplements
Resistance Exercise
Endurance Exercise
* Total Citation Counts Rankings
World Ranking
99,550
Country Ranking
39,874
Institution Ranking
64
Peter Panizzi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,679
3,699
0.382
![](https://cdn.adscientificindex.com/logos/637.png)
imaging
inflammation
bacterial pathogenesis
* Total Citation Counts Rankings
World Ranking
104,115
Country Ranking
41,466
Institution Ranking
67
Werner Bergen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,301
1,649
0.177
* Total Citation Counts Rankings
World Ranking
150,181
Country Ranking
56,738
Institution Ranking
91
David J Riese II
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,663
1,442
0.216
![](https://cdn.adscientificindex.com/logos/637.png)
Cancer molecular biology and pharmacology
* Total Citation Counts Rankings
World Ranking
150,066
Country Ranking
56,697
Institution Ranking
90
Ya Xiong Tao
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,667
3,361
0.504
* Total Citation Counts Rankings
World Ranking
159,760
Country Ranking
59,818
Institution Ranking
98
Joe Tomasso
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,274
1,758
0.280
* Total Citation Counts Rankings
World Ranking
172,567
Country Ranking
63,849
Institution Ranking
110
Covadonga Arias
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,812
2,800
0.482
* Total Citation Counts Rankings
World Ranking
186,856
Country Ranking
68,288
Institution Ranking
123
Vitaly Vodyanoy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,359
1,377
0.257
![](https://cdn.adscientificindex.com/logos/637.png)
Biophysics
olfaction
biosensors
microscopy
primo vascular system
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* Total Citation Counts Rankings
World Ranking
215,050
Country Ranking
76,772
Institution Ranking
150
Chengming Wang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,631
2,940
0.635
![](https://cdn.adscientificindex.com/logos/637.png)
Veterinary Microbiology
* Total Citation Counts Rankings
World Ranking
221,923
Country Ranking
78,812
Institution Ranking
162
C Randall Clark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,477
837
0.187
![](https://cdn.adscientificindex.com/logos/637.png)
Forensic Drug Chemistry
* Total Citation Counts Rankings
World Ranking
235,555
Country Ranking
82,806
Institution Ranking
173
John A Mcinroy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,198
1,879
0.448
![](https://cdn.adscientificindex.com/logos/637.png)
Bacteriology
Microbiology
Bacterial Taxonomy
* Total Citation Counts Rankings
World Ranking
261,507
Country Ranking
90,413
Institution Ranking
196
Mc Newland
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,741
836
0.223
![](https://cdn.adscientificindex.com/logos/637.png)
Neuroscience
Neurotoxicology
Psychopharmacology
Behavior Analysis
* Total Citation Counts Rankings
World Ranking
266,616
Country Ranking
91,910
Institution Ranking
207
Ellen Behrend
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,657
1,431
0.391
![](https://cdn.adscientificindex.com/logos/637.png)
Canine and feline endocrinology
* Total Citation Counts Rankings
World Ranking
281,057
Country Ranking
96,147
Institution Ranking
218
Jack Deruiter
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,439
983
0.286
* Total Citation Counts Rankings
World Ranking
286,220
Country Ranking
97,672
Institution Ranking
223
Claire Zizza
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,367
1,061
0.315
![](https://cdn.adscientificindex.com/logos/637.png)
Dietary behaviors
food insecurity
* Total Citation Counts Rankings
World Ranking
290,585
Country Ranking
98,901
Institution Ranking
232
Timothy M Moore
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,307
1,009
0.305
![](https://cdn.adscientificindex.com/logos/637.png)
Medicine
physiology
pharmacology
translational research
clinical trials
* Total Citation Counts Rankings
World Ranking
287,041
Country Ranking
97,907
Institution Ranking
224
Pamela Calvo Velez
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,355
2,446
0.729
![](https://cdn.adscientificindex.com/logos/637.png)
Nutrient management
PGPR
biocontrol
biofertilizers
greenhouse gases from agriculture
* Total Citation Counts Rankings
World Ranking
301,600
Country Ranking
102,031
Institution Ranking
240
Michael W Greene
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,165
1,813
0.573
![](https://cdn.adscientificindex.com/logos/637.png)
colon cancer
insulin resistance
NAFLD
obesity
Mediterranean diet
* Total Citation Counts Rankings
World Ranking
312,330
Country Ranking
105,097
Institution Ranking
246
Gretchen D Oliver
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,034
1,990
0.656
![](https://cdn.adscientificindex.com/logos/637.png)
Sports Medicine & Biomechanics
* Total Citation Counts Rankings
World Ranking
320,874
Country Ranking
107,511
Institution Ranking
257
Daniel Surry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,938
582
0.198
![](https://cdn.adscientificindex.com/logos/637.png)
diffusion of innovations
instructional design
implementation
curriculum & assessment
pharmacy education
* Total Citation Counts Rankings
World Ranking
331,711
Country Ranking
110,580
Institution Ranking
262
Amol Suryawanshi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,820
1,577
0.559
![](https://cdn.adscientificindex.com/logos/637.png)
Ocular Immunity & Inflammation
Cancer Immunity
* Total Citation Counts Rankings
World Ranking
336,704
Country Ranking
111,952
Institution Ranking
265
Douglas C Goodwin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,769
588
0.212
* Total Citation Counts Rankings
World Ranking
338,005
Country Ranking
112,303
Institution Ranking
266
Erik Hofmeister
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,755
1,386
0.503
![](https://cdn.adscientificindex.com/logos/637.png)
Veterinary Anesthesia
Measurement and Testing
Evidence-Based Decision Making