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
2,663
Country Rank
209
Institution Rank : 20
![](https://cdn.adscientificindex.com/logos/3649.png)
![United Kingdom](/flags/gb.png)
![Roy Anderson](/user/assets/images/profile/no-profile-photo.png)
Infectious Disease Epidemiology
Biomathematics
Ecology
Parasitology Evolution Alzheimer's Disease
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
105,668
29,798
0.282
* Total Citation Counts Rankings
World Rank
4,018
Country Rank
31
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/5591.jpg)
![Iran](/flags/ir.png)
![Ahmad Daryani](https://cdn.adscientificindex.com/pictures/95/298550.jpg)
Toxoplasmosis Research Center (TRC)
Mazandaran University of Medical Sciences
Sari
Iran
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
85,354
80,932
0.948
* Total Citation Counts Rankings
World Rank
4,443
Country Rank
2,135
Institution Rank : 12
![](https://cdn.adscientificindex.com/logos/11536.jpg)
![United States](/flags/us.png)
![William A Petri Jr PJ D](https://cdn.adscientificindex.com/pictures/df/1682921.jpg)
Infectious diseases
global health
parasitology
immunology
microbiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
80,178
28,651
0.357
* Total Citation Counts Rankings
World Rank
4,934
Country Rank
3
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/10990.png)
![Kenya](/flags/ke.png)
![Josephine Ngunjiri](https://cdn.adscientificindex.com/pictures/c9/100462.jpg)
Parasitology
Global burden of diseases
Neglected parasitic diseases in Tropics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
75,854
72,030
0.950
* Total Citation Counts Rankings
World Rank
8,732
Country Rank
351
Institution Rank : 11
![](https://cdn.adscientificindex.com/logos/10438.jpg)
![Germany](/flags/de.png)
![Peter G Kremsner](https://cdn.adscientificindex.com/pictures/c3/1787515.jpg)
Tropical Medicine
Parasitology
Travel Medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
53,340
18,423
0.345
* Total Citation Counts Rankings
World Rank
9,572
Country Rank
78
Institution Rank : 6
![](https://cdn.adscientificindex.com/logos/9894.jpg)
![Brazil](/flags/br.png)
![Wanderley Desouza](https://cdn.adscientificindex.com/pictures/24/831487.jpg)
Parasitology
Cell Biology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
50,298
16,849
0.335
* Total Citation Counts Rankings
World Rank
12,371
Country Rank
20
Institution Rank : 3
![](https://cdn.adscientificindex.com/logos/1146.png)
![Egypt](/flags/eg.png)
![Mona M Khater](/user/assets/images/profile/no-profile-photo.png)
Medical and clinical parasitology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42,749
41,642
0.974
* Total Citation Counts Rankings
World Rank
13,566
Country Rank
542
Institution Rank : 43
![](https://cdn.adscientificindex.com/logos/11197.jpg)
![Australia](/flags/au.png)
![Robin Gasser](/user/assets/images/profile/no-profile-photo.png)
veterinary parasitology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
40,426
17,469
0.432
* Total Citation Counts Rankings
World Rank
13,983
Country Rank
112
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/15661.png)
![Brazil](/flags/br.png)
![Ricardo Gazzinelli](https://cdn.adscientificindex.com/pictures/43/4375027.jpg)
immunology
parasitology
malaria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39,666
9,942
0.251
* Total Citation Counts Rankings
World Rank
15,146
Country Rank
7,192
Institution Rank : 145
![](https://cdn.adscientificindex.com/logos/10896.jpg)
![United States](/flags/us.png)
![James Mckerrow](/user/assets/images/profile/no-profile-photo.png)
infectious disease
parasitology
biochemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
37,738
9,270
0.246
* Total Citation Counts Rankings
World Rank
16,235
Country Rank
23
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/2749.png)
![Colombia](/flags/co.png)
![Alfonso J. Rodriguez-Morales](https://cdn.adscientificindex.com/pictures/1f/851675.jpg)
Infectious Diseases
Emerging and Tropical Diseases
Arbovirology and Parasitology
COVID-19
Public Health and Epidemiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
36,110
28,562
0.791
* Total Citation Counts Rankings
World Rank
16,741
Country Rank
7,909
Institution Rank : 12
![](https://cdn.adscientificindex.com/logos/15793.png)
![United States](/flags/us.png)
![Joseph Urban, Jr](https://cdn.adscientificindex.com/pictures/0f/4398856.jpg)
Immunology
Parasitology
Nutrition
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,398
9,533
0.269
* Total Citation Counts Rankings
World Rank
17,445
Country Rank
707
Institution Rank : 11
![](https://cdn.adscientificindex.com/logos/9971.png)
![Italy](/flags/it.png)
![Domenico Otranto](https://cdn.adscientificindex.com/pictures/31/1792203.jpg)
Parasitology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
34,528
18,927
0.548
* Total Citation Counts Rankings
World Rank
17,942
Country Rank
329
Institution Rank : 41
![](https://cdn.adscientificindex.com/logos/10446.png)
![Switzerland](/flags/ch.png)
![Peter Deplazes](/user/assets/images/profile/no-profile-photo.png)
Parasitologie
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
33,862
12,839
0.379
* Total Citation Counts Rankings
World Rank
20,377
Country Rank
1,804
Institution Rank : 34
![](https://cdn.adscientificindex.com/logos/5297.png)
![United Kingdom](/flags/gb.png)
![Simon Croft](/user/assets/images/profile/no-profile-photo.png)
anti-parasitic chemotherapy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
31,229
7,277
0.233
* Total Citation Counts Rankings
World Rank
20,630
Country Rank
9,627
Institution Rank : 19
![](https://cdn.adscientificindex.com/logos/11758.jpg)
![United States](/flags/us.png)
![David S Lindsay](https://cdn.adscientificindex.com/pictures/aa/1370394.jpg)
Parasitology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
30,999
6,779
0.219
* Total Citation Counts Rankings
World Rank
22,350
Country Rank
6
Institution Rank : 5
![](https://cdn.adscientificindex.com/logos/10857.jpg)
![Serbia](/flags/rs.png)
![Valentina Arsic Arsenijevic](https://cdn.adscientificindex.com/pictures/37/1135673.jpg)
Medicine
Microbiology
Medical mycology
Parasitology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
29,438
17,789
0.604
* Total Citation Counts Rankings
World Rank
24,976
Country Rank
152
Institution Rank : 3
![](https://cdn.adscientificindex.com/logos/8724.png)
![Iran](/flags/ir.png)
![Leila Zaki](/user/assets/images/profile/no-profile-photo.png)
Medical Parasitology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
27,365
26,364
0.963
* Total Citation Counts Rankings
World Rank
25,992
Country Rank
159
Institution Rank : 7
![](https://cdn.adscientificindex.com/logos/8662.jpg)
![Iran](/flags/ir.png)
![Ehsan Ahmadpour](https://cdn.adscientificindex.com/pictures/44/361236.jpg)
Parasitology
Host-Parasite Interactions
Systematic review and Meta-Analysis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
26,650
24,939
0.936
* Total Citation Counts Rankings
World Rank
27,312
Country Rank
12,570
Institution Rank : 162
![](https://cdn.adscientificindex.com/logos/4631.png)
![United States](/flags/us.png)
![Isabelle Coppens](/user/assets/images/profile/no-profile-photo.png)
Parasitology
cell biology
host cell-parasite interaction
lipids
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25,789
10,750
0.417
* Total Citation Counts Rankings
World Rank
28,395
Country Rank
250
Institution Rank : 21
![](https://cdn.adscientificindex.com/logos/10822.jpg)
![Belgium](/flags/be.png)
![Louis Maes](/user/assets/images/profile/no-profile-photo.png)
Parasitologie
infectieziekten
geneesmiddelenontwikkeling
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25,115
11,604
0.462
* Total Citation Counts Rankings
World Rank
28,621
Country Rank
232
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/9866.jpg)
![Brazil](/flags/br.png)
![George Luiz Lins Machado-Coelho](https://cdn.adscientificindex.com/pictures/57/4992361.jpg)
Epidemiologia
Parasitologia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24,986
19,325
0.773
* Total Citation Counts Rankings
World Rank
32,233
Country Rank
657
Institution Rank : 16
![](https://cdn.adscientificindex.com/logos/10485.png)
![France](/flags/fr.png)
![Rémi Charrel](https://cdn.adscientificindex.com/pictures/71/923731.jpg)
virology
microbiology
parasitology
entomology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,062
10,475
0.454
* Total Citation Counts Rankings
World Rank
32,314
Country Rank
14,671
Institution Rank : 38
![](https://cdn.adscientificindex.com/logos/9049.jpg)
![United States](/flags/us.png)
![Sam Telford](https://cdn.adscientificindex.com/pictures/70/1739307.jpg)
parasitology
microbiology
ecology
epidemiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,028
5,734
0.249
* Total Citation Counts Rankings
World Rank
32,624
Country Rank
1,364
Institution Rank : 135
![](https://cdn.adscientificindex.com/logos/5598.png)
![Canada](/flags/ca.png)
![Roger Prichard](/user/assets/images/profile/no-profile-photo.png)
Parasitology
Anthelmintics
Drug resistance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,860
6,252
0.273
* Total Citation Counts Rankings
World Ranking
2,663
Country Ranking
209
Institution Ranking
20
Roy Anderson
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
105,668
29,798
0.282
![](https://cdn.adscientificindex.com/logos/3649.png)
Infectious Disease Epidemiology
Biomathematics
Ecology
Parasitology Evolution Alzheimer's Disease
* Total Citation Counts Rankings
World Ranking
4,018
Country Ranking
31
Institution Ranking
1
Ahmad Daryani
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
85,354
80,932
0.948
![](https://cdn.adscientificindex.com/logos/5591.jpg)
Toxoplasmosis Research Center (TRC)
Mazandaran University of Medical Sciences
Sari
Iran
* Total Citation Counts Rankings
World Ranking
4,443
Country Ranking
2,135
Institution Ranking
12
William A Petri Jr PJ D
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
80,178
28,651
0.357
![](https://cdn.adscientificindex.com/logos/11536.jpg)
Infectious diseases
global health
parasitology
immunology
microbiology
* Total Citation Counts Rankings
World Ranking
4,934
Country Ranking
3
Institution Ranking
1
Josephine Ngunjiri
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
75,854
72,030
0.950
![](https://cdn.adscientificindex.com/logos/10990.png)
Parasitology
Global burden of diseases
Neglected parasitic diseases in Tropics
* Total Citation Counts Rankings
World Ranking
8,732
Country Ranking
351
Institution Ranking
11
Peter G Kremsner
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
53,340
18,423
0.345
![](https://cdn.adscientificindex.com/logos/10438.jpg)
Tropical Medicine
Parasitology
Travel Medicine
* Total Citation Counts Rankings
World Ranking
9,572
Country Ranking
78
Institution Ranking
6
Wanderley Desouza
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
50,298
16,849
0.335
* Total Citation Counts Rankings
World Ranking
12,371
Country Ranking
20
Institution Ranking
3
Mona M Khater
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42,749
41,642
0.974
![](https://cdn.adscientificindex.com/logos/1146.png)
Medical and clinical parasitology
* Total Citation Counts Rankings
World Ranking
13,566
Country Ranking
542
Institution Ranking
43
Robin Gasser
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
40,426
17,469
0.432
![](https://cdn.adscientificindex.com/logos/11197.jpg)
veterinary parasitology
* Total Citation Counts Rankings
World Ranking
13,983
Country Ranking
112
Institution Ranking
1
Ricardo Gazzinelli
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39,666
9,942
0.251
![](https://cdn.adscientificindex.com/logos/15661.png)
immunology
parasitology
malaria
* Total Citation Counts Rankings
World Ranking
15,146
Country Ranking
7,192
Institution Ranking
145
James Mckerrow
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
37,738
9,270
0.246
![](https://cdn.adscientificindex.com/logos/10896.jpg)
infectious disease
parasitology
biochemistry
![Adscientificindex](/assets/images/banner_logo.png)
Click for INSTITUTIONAL BULK REGISTRATION and PREMIUM MEMBERSHIP advantages
![Adscientificindex](/assets/images/banner_click.png)
* Total Citation Counts Rankings
World Ranking
16,235
Country Ranking
23
Institution Ranking
1
Alfonso J. Rodriguez-Morales
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
36,110
28,562
0.791
![](https://cdn.adscientificindex.com/logos/2749.png)
Infectious Diseases
Emerging and Tropical Diseases
Arbovirology and Parasitology
COVID-19
Public Health and Epidemiology
* Total Citation Counts Rankings
World Ranking
16,741
Country Ranking
7,909
Institution Ranking
12
Joseph Urban, Jr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,398
9,533
0.269
![](https://cdn.adscientificindex.com/logos/15793.png)
Immunology
Parasitology
Nutrition
* Total Citation Counts Rankings
World Ranking
17,445
Country Ranking
707
Institution Ranking
11
Domenico Otranto
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
34,528
18,927
0.548
* Total Citation Counts Rankings
World Ranking
17,942
Country Ranking
329
Institution Ranking
41
Peter Deplazes
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
33,862
12,839
0.379
* Total Citation Counts Rankings
World Ranking
20,377
Country Ranking
1,804
Institution Ranking
34
Simon Croft
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
31,229
7,277
0.233
![](https://cdn.adscientificindex.com/logos/5297.png)
anti-parasitic chemotherapy
* Total Citation Counts Rankings
World Ranking
20,630
Country Ranking
9,627
Institution Ranking
19
David S Lindsay
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
30,999
6,779
0.219
* Total Citation Counts Rankings
World Ranking
22,350
Country Ranking
6
Institution Ranking
5
Valentina Arsic Arsenijevic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
29,438
17,789
0.604
![](https://cdn.adscientificindex.com/logos/10857.jpg)
Medicine
Microbiology
Medical mycology
Parasitology
* Total Citation Counts Rankings
World Ranking
24,976
Country Ranking
152
Institution Ranking
3
Leila Zaki
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
27,365
26,364
0.963
![](https://cdn.adscientificindex.com/logos/8724.png)
Medical Parasitology
* Total Citation Counts Rankings
World Ranking
25,992
Country Ranking
159
Institution Ranking
7
Ehsan Ahmadpour
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
26,650
24,939
0.936
![](https://cdn.adscientificindex.com/logos/8662.jpg)
Parasitology
Host-Parasite Interactions
Systematic review and Meta-Analysis
* Total Citation Counts Rankings
World Ranking
27,312
Country Ranking
12,570
Institution Ranking
162
Isabelle Coppens
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25,789
10,750
0.417
![](https://cdn.adscientificindex.com/logos/4631.png)
Parasitology
cell biology
host cell-parasite interaction
lipids
* Total Citation Counts Rankings
World Ranking
28,395
Country Ranking
250
Institution Ranking
21
Louis Maes
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25,115
11,604
0.462
![](https://cdn.adscientificindex.com/logos/10822.jpg)
Parasitologie
infectieziekten
geneesmiddelenontwikkeling
* Total Citation Counts Rankings
World Ranking
28,621
Country Ranking
232
Institution Ranking
1
George Luiz Lins Machado-Coelho
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24,986
19,325
0.773
![](https://cdn.adscientificindex.com/logos/9866.jpg)
Epidemiologia
Parasitologia
* Total Citation Counts Rankings
World Ranking
32,233
Country Ranking
657
Institution Ranking
16
Rémi Charrel
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,062
10,475
0.454
![](https://cdn.adscientificindex.com/logos/10485.png)
virology
microbiology
parasitology
entomology
* Total Citation Counts Rankings
World Ranking
32,314
Country Ranking
14,671
Institution Ranking
38
Sam Telford
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,028
5,734
0.249
![](https://cdn.adscientificindex.com/logos/9049.jpg)
parasitology
microbiology
ecology
epidemiology
* Total Citation Counts Rankings
World Ranking
32,624
Country Ranking
1,364
Institution Ranking
135
Roger Prichard
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,860
6,252
0.273
![](https://cdn.adscientificindex.com/logos/5598.png)
Parasitology
Anthelmintics
Drug resistance