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
1,554
Country Rank
694
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/5618.png)
![United States](/flags/us.png)
![Bruce Ovbiagele](/user/assets/images/profile/no-profile-photo.png)
neurology
stroke
global health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
139,598
73,556
0.527
* Total Citation Counts Rankings
World Rank
1,576
Country Rank
704
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/11388.jpg)
![United States](/flags/us.png)
![Russell R Pate](/user/assets/images/profile/no-profile-photo.png)
physical activity
exercise
public health
children
youth
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
138,860
56,183
0.405
* Total Citation Counts Rankings
World Rank
2,346
Country Rank
1,113
Institution Rank : 2
![](https://cdn.adscientificindex.com/logos/5618.png)
![United States](/flags/us.png)
![Hermes Florez *](https://cdn.adscientificindex.com/pictures/4a/1389549.jpg)
diabetes
aging
population health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
112,613
47,295
0.420
* Total Citation Counts Rankings
World Rank
5,019
Country Rank
2,401
Institution Rank : 3
![](https://cdn.adscientificindex.com/logos/5618.png)
![United States](/flags/us.png)
![Peter Kalivas](https://cdn.adscientificindex.com/pictures/06/1389621.jpg)
addiction neurobiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
75,058
17,023
0.227
* Total Citation Counts Rankings
World Rank
5,320
Country Rank
2,536
Institution Rank : 4
![](https://cdn.adscientificindex.com/logos/5618.png)
![United States](/flags/us.png)
![John J Lemasters](/user/assets/images/profile/no-profile-photo.png)
cell biology
bioenergetics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
72,428
22,653
0.313
* Total Citation Counts Rankings
World Rank
5,484
Country Rank
2,612
Institution Rank : 5
![](https://cdn.adscientificindex.com/logos/5618.png)
![United States](/flags/us.png)
![Raymond Dubois](https://cdn.adscientificindex.com/pictures/80/1389626.jpg)
Inflammation and Cancer
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
71,105
11,260
0.158
* Total Citation Counts Rankings
World Rank
5,708
Country Rank
2,724
Institution Rank : 6
![](https://cdn.adscientificindex.com/logos/5618.png)
![United States](/flags/us.png)
![Bruce W Hollis](https://cdn.adscientificindex.com/pictures/63/1390411.jpg)
Nutritional Biochemistry
Maternal and Child Health
Pediatric Nutrition
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
69,200
17,266
0.250
* Total Citation Counts Rankings
World Rank
6,222
Country Rank
2,969
Institution Rank : 7
![](https://cdn.adscientificindex.com/logos/5618.png)
![United States](/flags/us.png)
![Mark S George](https://cdn.adscientificindex.com/pictures/69/1389591.jpg)
depression
brain stimulation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
65,627
23,653
0.360
* Total Citation Counts Rankings
World Rank
6,845
Country Rank
3,265
Institution Rank : 8
![](https://cdn.adscientificindex.com/logos/5618.png)
![United States](/flags/us.png)
![Dean Kilpatrick](/user/assets/images/profile/no-profile-photo.png)
PTSD
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
61,985
15,810
0.255
* Total Citation Counts Rankings
World Rank
8,460
Country Rank
4,063
Institution Rank : 7
![](https://cdn.adscientificindex.com/logos/11388.jpg)
![United States](/flags/us.png)
![Rajat Das Gupta](https://cdn.adscientificindex.com/pictures/ac/1621653.jpg)
Cardiovascular Disease Epidemiology
Cancer Epidemiology
Nutritional Epidemiology
Health Systems Research
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
54,419
53,358
0.981
* Total Citation Counts Rankings
World Rank
9,052
Country Rank
4,348
Institution Rank : 8
![](https://cdn.adscientificindex.com/logos/11388.jpg)
![United States](/flags/us.png)
![Edward Frongillo](https://cdn.adscientificindex.com/pictures/7f/1621560.jpg)
nutrition
food security
child growth and development
statistics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
52,134
23,237
0.446
* Total Citation Counts Rankings
World Rank
11,284
Country Rank
5,392
Institution Rank : 9
![](https://cdn.adscientificindex.com/logos/5618.png)
![United States](/flags/us.png)
![K Michael Cummings](/user/assets/images/profile/no-profile-photo.png)
Tobacco Control
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
45,275
16,127
0.356
* Total Citation Counts Rankings
World Rank
11,665
Country Rank
5,578
Institution Rank : 10
![](https://cdn.adscientificindex.com/logos/5618.png)
![United States](/flags/us.png)
![Kathleen T Brady](/user/assets/images/profile/no-profile-photo.png)
addictions
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
44,345
13,641
0.308
* Total Citation Counts Rankings
World Rank
11,990
Country Rank
5,743
Institution Rank : 11
![](https://cdn.adscientificindex.com/logos/5618.png)
![United States](/flags/us.png)
![Lina Obeid](/user/assets/images/profile/no-profile-photo.png)
cancer
aging
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
43,589
11,920
0.273
* Total Citation Counts Rankings
World Rank
13,605
Country Rank
6,480
Institution Rank : 12
![](https://cdn.adscientificindex.com/logos/5618.png)
![United States](/flags/us.png)
![U Joseph Schoepf](https://cdn.adscientificindex.com/pictures/0d/1390077.jpg)
Cardiovascular Imaging
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
40,368
16,432
0.407
* Total Citation Counts Rankings
World Rank
15,616
Country Rank
7,402
Institution Rank : 13
![](https://cdn.adscientificindex.com/logos/5618.png)
![United States](/flags/us.png)
![Kenneth D Tew](https://cdn.adscientificindex.com/pictures/58/1390374.jpg)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
36,961
10,256
0.277
* Total Citation Counts Rankings
World Rank
22,903
Country Rank
10,635
Institution Rank : 20
![](https://cdn.adscientificindex.com/logos/11388.jpg)
![United States](/flags/us.png)
![Xiaoming Li](https://cdn.adscientificindex.com/pictures/e1/1621576.jpg)
Health Promotion
Education
and Behavior
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28,985
11,962
0.413
* Total Citation Counts Rankings
World Rank
27,669
Country Rank
12,720
Institution Rank : 14
![](https://cdn.adscientificindex.com/logos/5618.png)
![United States](/flags/us.png)
![Gerard Silvestri](/user/assets/images/profile/no-profile-photo.png)
lung cancer
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25,546
10,158
0.398
* Total Citation Counts Rankings
World Rank
32,682
Country Rank
14,813
Institution Rank : 30
![](https://cdn.adscientificindex.com/logos/11388.jpg)
![United States](/flags/us.png)
![Nitin Shivappa](/user/assets/images/profile/no-profile-photo.png)
cancer and nutrition epidemiology
tobacco and nicotine research
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,829
18,509
0.811
* Total Citation Counts Rankings
World Rank
32,985
Country Rank
14,946
Institution Rank : 31
![](https://cdn.adscientificindex.com/logos/11388.jpg)
![United States](/flags/us.png)
![Mitzi Nagarkatti](https://cdn.adscientificindex.com/pictures/51/1621597.jpg)
Immunology
Inflammation
cancer
autoimmunity
natural products
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,674
12,179
0.537
* Total Citation Counts Rankings
World Rank
33,690
Country Rank
15,263
Institution Rank : 15
![](https://cdn.adscientificindex.com/logos/5618.png)
![United States](/flags/us.png)
![Truman Brown](/user/assets/images/profile/no-profile-photo.png)
mri brain imaging
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,319
4,956
0.222
* Total Citation Counts Rankings
World Rank
37,348
Country Rank
16,745
Institution Rank : 16
![](https://cdn.adscientificindex.com/logos/5618.png)
![United States](/flags/us.png)
![Mark Kindy](https://cdn.adscientificindex.com/pictures/dd/1390872.jpg)
neurodegenerative disorders
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,762
4,839
0.233
* Total Citation Counts Rankings
World Rank
38,793
Country Rank
17,352
Institution Rank : 18
![](https://cdn.adscientificindex.com/logos/5618.png)
![United States](/flags/us.png)
![W Scott Argraves](/user/assets/images/profile/no-profile-photo.png)
Cell Biology
Extracellular Matrix
Development
Cardiovascular Biology
Cardiovascular Disease
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,207
3,180
0.157
* Total Citation Counts Rankings
World Rank
38,511
Country Rank
17,241
Institution Rank : 17
![](https://cdn.adscientificindex.com/logos/5618.png)
![United States](/flags/us.png)
![Barb Rohrer](/user/assets/images/profile/no-profile-photo.png)
age-related macular degeneration
retinitis pigmentosa
complement activation
mitochondria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,306
8,587
0.423
* Total Citation Counts Rankings
World Rank
39,963
Country Rank
17,816
Institution Rank : 19
![](https://cdn.adscientificindex.com/logos/5618.png)
![United States](/flags/us.png)
![Stephen A Duncan](https://cdn.adscientificindex.com/pictures/b8/1389639.jpg)
Stem Cell and Developmental Biology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,786
5,391
0.272
* Total Citation Counts Rankings
World Ranking
1,554
Country Ranking
694
Institution Ranking
1
Bruce Ovbiagele
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
139,598
73,556
0.527
![](https://cdn.adscientificindex.com/logos/5618.png)
neurology
stroke
global health
* Total Citation Counts Rankings
World Ranking
1,576
Country Ranking
704
Institution Ranking
1
Russell R Pate
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
138,860
56,183
0.405
![](https://cdn.adscientificindex.com/logos/11388.jpg)
physical activity
exercise
public health
children
youth
* Total Citation Counts Rankings
World Ranking
2,346
Country Ranking
1,113
Institution Ranking
2
Hermes Florez *
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
112,613
47,295
0.420
* Total Citation Counts Rankings
World Ranking
5,019
Country Ranking
2,401
Institution Ranking
3
Peter Kalivas
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
75,058
17,023
0.227
* Total Citation Counts Rankings
World Ranking
5,320
Country Ranking
2,536
Institution Ranking
4
John J Lemasters
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
72,428
22,653
0.313
![](https://cdn.adscientificindex.com/logos/5618.png)
cell biology
bioenergetics
* Total Citation Counts Rankings
World Ranking
5,484
Country Ranking
2,612
Institution Ranking
5
Raymond Dubois
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
71,105
11,260
0.158
* Total Citation Counts Rankings
World Ranking
5,708
Country Ranking
2,724
Institution Ranking
6
Bruce W Hollis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
69,200
17,266
0.250
![](https://cdn.adscientificindex.com/logos/5618.png)
Nutritional Biochemistry
Maternal and Child Health
Pediatric Nutrition
* Total Citation Counts Rankings
World Ranking
6,222
Country Ranking
2,969
Institution Ranking
7
Mark S George
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
65,627
23,653
0.360
* Total Citation Counts Rankings
World Ranking
6,845
Country Ranking
3,265
Institution Ranking
8
Dean Kilpatrick
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
61,985
15,810
0.255
* Total Citation Counts Rankings
World Ranking
8,460
Country Ranking
4,063
Institution Ranking
7
Rajat Das Gupta
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
54,419
53,358
0.981
![](https://cdn.adscientificindex.com/logos/11388.jpg)
Cardiovascular Disease Epidemiology
Cancer Epidemiology
Nutritional Epidemiology
Health Systems Research
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* Total Citation Counts Rankings
World Ranking
9,052
Country Ranking
4,348
Institution Ranking
8
Edward Frongillo
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
52,134
23,237
0.446
![](https://cdn.adscientificindex.com/logos/11388.jpg)
nutrition
food security
child growth and development
statistics
* Total Citation Counts Rankings
World Ranking
11,284
Country Ranking
5,392
Institution Ranking
9
K Michael Cummings
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
45,275
16,127
0.356
* Total Citation Counts Rankings
World Ranking
11,665
Country Ranking
5,578
Institution Ranking
10
Kathleen T Brady
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
44,345
13,641
0.308
* Total Citation Counts Rankings
World Ranking
11,990
Country Ranking
5,743
Institution Ranking
11
Lina Obeid
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
43,589
11,920
0.273
* Total Citation Counts Rankings
World Ranking
13,605
Country Ranking
6,480
Institution Ranking
12
U Joseph Schoepf
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
40,368
16,432
0.407
* Total Citation Counts Rankings
World Ranking
15,616
Country Ranking
7,402
Institution Ranking
13
Kenneth D Tew
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
36,961
10,256
0.277
* Total Citation Counts Rankings
World Ranking
22,903
Country Ranking
10,635
Institution Ranking
20
Xiaoming Li
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28,985
11,962
0.413
![](https://cdn.adscientificindex.com/logos/11388.jpg)
Health Promotion
Education
and Behavior
* Total Citation Counts Rankings
World Ranking
27,669
Country Ranking
12,720
Institution Ranking
14
Gerard Silvestri
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25,546
10,158
0.398
* Total Citation Counts Rankings
World Ranking
32,682
Country Ranking
14,813
Institution Ranking
30
Nitin Shivappa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,829
18,509
0.811
![](https://cdn.adscientificindex.com/logos/11388.jpg)
cancer and nutrition epidemiology
tobacco and nicotine research
* Total Citation Counts Rankings
World Ranking
32,985
Country Ranking
14,946
Institution Ranking
31
Mitzi Nagarkatti
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,674
12,179
0.537
![](https://cdn.adscientificindex.com/logos/11388.jpg)
Immunology
Inflammation
cancer
autoimmunity
natural products
* Total Citation Counts Rankings
World Ranking
33,690
Country Ranking
15,263
Institution Ranking
15
Truman Brown
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,319
4,956
0.222
* Total Citation Counts Rankings
World Ranking
37,348
Country Ranking
16,745
Institution Ranking
16
Mark Kindy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,762
4,839
0.233
![](https://cdn.adscientificindex.com/logos/5618.png)
neurodegenerative disorders
* Total Citation Counts Rankings
World Ranking
38,793
Country Ranking
17,352
Institution Ranking
18
W Scott Argraves
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,207
3,180
0.157
![](https://cdn.adscientificindex.com/logos/5618.png)
Cell Biology
Extracellular Matrix
Development
Cardiovascular Biology
Cardiovascular Disease
* Total Citation Counts Rankings
World Ranking
38,511
Country Ranking
17,241
Institution Ranking
17
Barb Rohrer
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,306
8,587
0.423
![](https://cdn.adscientificindex.com/logos/5618.png)
age-related macular degeneration
retinitis pigmentosa
complement activation
mitochondria
* Total Citation Counts Rankings
World Ranking
39,963
Country Ranking
17,816
Institution Ranking
19
Stephen A Duncan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,786
5,391
0.272
![](https://cdn.adscientificindex.com/logos/5618.png)
Stem Cell and Developmental Biology