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
57,341
Country Rank
632
Institution Rank : 22
![](https://cdn.adscientificindex.com/logos/15661.png)
![Brazil](/flags/br.png)
![Marcos Vannier Santos](https://cdn.adscientificindex.com/pictures/96/4386528.jpg)
Parasitologia
Biologia Celular
Meio Ambiente
Cancer
Microscopia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,139
7,408
0.489
* Total Citation Counts Rankings
World Rank
57,689
Country Rank
638
Institution Rank : 201
![](https://cdn.adscientificindex.com/logos/9794.jpg)
![Brazil](/flags/br.png)
![Marcelo Urbano Ferreira](https://cdn.adscientificindex.com/pictures/8f/830048.jpg)
Parasitology
Tropical Medicine
Malaria
Infectious Diseases
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,069
6,078
0.403
* Total Citation Counts Rankings
World Rank
57,755
Country Rank
2,616
Institution Rank : 12
![](https://cdn.adscientificindex.com/logos/11222.jpg)
![Australia](/flags/au.png)
![Klaus Rohde](https://cdn.adscientificindex.com/pictures/ca/115140.jpg)
parasitology
zoology
monogenea
ultrastructure
parasite ecology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,056
2,448
0.163
* Total Citation Counts Rankings
World Rank
58,266
Country Rank
2,640
Institution Rank : 64
![](https://cdn.adscientificindex.com/logos/11438.jpg)
![Australia](/flags/au.png)
![John Ellis](/user/assets/images/profile/no-profile-photo.png)
Parasitology
Protozoology
Infectious Diseases
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,953
5,116
0.342
* Total Citation Counts Rankings
World Rank
60,426
Country Rank
2,635
Institution Rank : 35
![](https://cdn.adscientificindex.com/logos/2698.png)
![Germany](/flags/de.png)
![Georg von Samson Himmelstjerna](/user/assets/images/profile/no-profile-photo.png)
Parasitäre Infektionen bei Tieren
Zoonotische Parasiten
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,543
6,963
0.479
* Total Citation Counts Rankings
World Rank
60,514
Country Rank
333
Institution Rank : 51
![](https://cdn.adscientificindex.com/logos/8802.jpg)
![Iran](/flags/ir.png)
![Mehdi Mohebali](https://cdn.adscientificindex.com/pictures/e5/411336.jpg)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,527
6,908
0.476
* Total Citation Counts Rankings
World Rank
61,566
Country Rank
26,192
Institution Rank : 57
![](https://cdn.adscientificindex.com/logos/17431.png)
![United States](/flags/us.png)
![Julio Aliberti](/user/assets/images/profile/no-profile-photo.png)
Immunology
parasitology
microbiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,334
3,270
0.228
* Total Citation Counts Rankings
World Rank
63,802
Country Rank
1,501
Institution Rank : 40
![](https://cdn.adscientificindex.com/logos/10485.png)
![France](/flags/fr.png)
![Magali Casanova *](/pictures/e3/920444.jpg)
parasitology
Leishmania
cell death
autophagy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,953
6,654
0.477
* Total Citation Counts Rankings
World Rank
63,950
Country Rank
27,100
Institution Rank : 610
![](https://cdn.adscientificindex.com/logos/11200.jpg)
![United States](/flags/us.png)
![Vern B Carruthers](https://cdn.adscientificindex.com/pictures/04/1295360.jpg)
Microbiology
Parasitology
Microbial Pathogenesis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,930
4,722
0.339
* Total Citation Counts Rankings
World Rank
64,511
Country Rank
27,293
Institution Rank : 186
![](https://cdn.adscientificindex.com/logos/11536.jpg)
![United States](/flags/us.png)
![Alice R Wattam](/user/assets/images/profile/no-profile-photo.png)
Bacteriology
Parasitology
Bioinformatics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,833
9,924
0.717
* Total Citation Counts Rankings
World Rank
66,240
Country Rank
3,017
Institution Rank : 276
![](https://cdn.adscientificindex.com/logos/11312.png)
![Australia](/flags/au.png)
![Tom Cribb](/user/assets/images/profile/no-profile-photo.png)
Parasitology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,558
5,314
0.392
* Total Citation Counts Rankings
World Rank
68,646
Country Rank
1,633
Institution Rank : 17
![](https://cdn.adscientificindex.com/logos/29549.png)
![France](/flags/fr.png)
![Jean-Pierre Gangneux](/user/assets/images/profile/no-profile-photo.png)
Fungal infections
medical mycology
leishmaniasis
parasitology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,191
8,721
0.661
* Total Citation Counts Rankings
World Rank
70,461
Country Rank
847
Institution Rank : 32
![](https://cdn.adscientificindex.com/logos/15661.png)
![Brazil](/flags/br.png)
![Patricia Sampaio Tavares Veras](https://cdn.adscientificindex.com/pictures/4d/4388813.jpg)
Parasitologia
Biologia celular da interação parasito-hospedeiro
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,924
7,109
0.550
* Total Citation Counts Rankings
World Rank
71,680
Country Rank
68
Institution Rank : 4
![](https://cdn.adscientificindex.com/logos/4892.jpg)
![Thailand](/flags/th.png)
![Paiboon Sithithaworn](/user/assets/images/profile/no-profile-photo.png)
Parasitology and Tropical Medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,753
4,753
0.373
* Total Citation Counts Rankings
World Rank
72,712
Country Rank
1,861
Institution Rank : 183
![](https://cdn.adscientificindex.com/logos/24366.png)
![Netherlands](/flags/nl.png)
![Lisette Van Lieshout](https://cdn.adscientificindex.com/pictures/d8/4684965.jpg)
Parasitology
Diagnostics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,606
5,506
0.437
* Total Citation Counts Rankings
World Rank
72,788
Country Rank
885
Institution Rank : 269
![](https://cdn.adscientificindex.com/logos/9794.jpg)
![Brazil](/flags/br.png)
![Maria Carmen Arroyo Sanchez](/user/assets/images/profile/no-profile-photo.png)
Medicina Tropical
Doenças Infecciosas
Imunologia
Parasitologia
Biossegurança
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,597
4,910
0.390
* Total Citation Counts Rankings
World Rank
72,994
Country Rank
1,769
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/2215.png)
![France](/flags/fr.png)
![Jacques Guillot](https://cdn.adscientificindex.com/pictures/4e/5004911.jpg)
Animal and human health
Mycology
Parasitology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,564
5,092
0.405
* Total Citation Counts Rankings
World Rank
73,229
Country Rank
70
Institution Rank : 7
![](https://cdn.adscientificindex.com/logos/9360.png)
![Colombia](/flags/co.png)
![Felipe Guhl](https://cdn.adscientificindex.com/pictures/e5/855682.jpg)
Parasitología tropical
ecoepidemiología
control
biología molecular
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,533
4,176
0.333
* Total Citation Counts Rankings
World Rank
73,783
Country Rank
61
Institution Rank : 14
![](https://cdn.adscientificindex.com/logos/84.png)
![Ethiopia](/flags/et.png)
![Asrat Hailu](/user/assets/images/profile/no-profile-photo.png)
Parasitology
Immunology
Biomedical Sciences
Clinical Research & Trials
Public Health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,458
5,537
0.444
* Total Citation Counts Rankings
World Rank
74,501
Country Rank
3,279
Institution Rank : 281
![](https://cdn.adscientificindex.com/logos/5598.png)
![Canada](/flags/ca.png)
![Timothy G Geary](/user/assets/images/profile/no-profile-photo.png)
parasitology
chemotherapy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,360
3,442
0.278
* Total Citation Counts Rankings
World Rank
76,749
Country Rank
3,550
Institution Rank : 57
![](https://cdn.adscientificindex.com/logos/5139.jpg)
![Australia](/flags/au.png)
![Michael Stear](https://cdn.adscientificindex.com/pictures/55/65705.jpg)
Parasitology
Genetics
Immunology
Epidemiology
Statistics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,056
3,542
0.294
* Total Citation Counts Rankings
World Rank
77,397
Country Rank
1,317
Institution Rank : 42
![](https://cdn.adscientificindex.com/logos/3469.jpg)
![Japan](/flags/jp.png)
![Chihiro Sugimoto](https://cdn.adscientificindex.com/pictures/c6/302234.jpg)
Parasitology
Protozoology
Tick
Trypanosoma
Theileria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,976
3,831
0.320
* Total Citation Counts Rankings
World Rank
77,834
Country Rank
32,173
Institution Rank : 73
![](https://cdn.adscientificindex.com/logos/10808.png)
![United States](/flags/us.png)
![David O Freedman](https://cdn.adscientificindex.com/pictures/4b/1702311.jpg)
travel medicine
malaria
parasitology
global health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,919
5,760
0.483
* Total Citation Counts Rankings
World Rank
78,623
Country Rank
1,994
Institution Rank : 14
![](https://cdn.adscientificindex.com/logos/29410.jpg)
![Netherlands](/flags/nl.png)
![Joke van der Giessen](/user/assets/images/profile/no-profile-photo.png)
microbiology zoonoses parasitology public health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,817
5,397
0.457
* Total Citation Counts Rankings
World Rank
79,026
Country Rank
895
Institution Rank : 7
![](https://cdn.adscientificindex.com/logos/28182.png)
![India](/flags/in.png)
![Kashi Nath Prasad](/user/assets/images/profile/no-profile-photo.png)
Microbiology
Parasitology
Antimicrobial resistance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,766
4,727
0.402
* Total Citation Counts Rankings
World Ranking
57,341
Country Ranking
632
Institution Ranking
22
Marcos Vannier Santos
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,139
7,408
0.489
![](https://cdn.adscientificindex.com/logos/15661.png)
Parasitologia
Biologia Celular
Meio Ambiente
Cancer
Microscopia
* Total Citation Counts Rankings
World Ranking
57,689
Country Ranking
638
Institution Ranking
201
Marcelo Urbano Ferreira
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,069
6,078
0.403
![](https://cdn.adscientificindex.com/logos/9794.jpg)
Parasitology
Tropical Medicine
Malaria
Infectious Diseases
* Total Citation Counts Rankings
World Ranking
57,755
Country Ranking
2,616
Institution Ranking
12
Klaus Rohde
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,056
2,448
0.163
![](https://cdn.adscientificindex.com/logos/11222.jpg)
parasitology
zoology
monogenea
ultrastructure
parasite ecology
* Total Citation Counts Rankings
World Ranking
58,266
Country Ranking
2,640
Institution Ranking
64
John Ellis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,953
5,116
0.342
![](https://cdn.adscientificindex.com/logos/11438.jpg)
Parasitology
Protozoology
Infectious Diseases
* Total Citation Counts Rankings
World Ranking
60,426
Country Ranking
2,635
Institution Ranking
35
Georg von Samson Himmelstjerna
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,543
6,963
0.479
![](https://cdn.adscientificindex.com/logos/2698.png)
Parasitäre Infektionen bei Tieren
Zoonotische Parasiten
* Total Citation Counts Rankings
World Ranking
60,514
Country Ranking
333
Institution Ranking
51
Mehdi Mohebali
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,527
6,908
0.476
* Total Citation Counts Rankings
World Ranking
61,566
Country Ranking
26,192
Institution Ranking
57
Julio Aliberti
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,334
3,270
0.228
![](https://cdn.adscientificindex.com/logos/17431.png)
Immunology
parasitology
microbiology
* Total Citation Counts Rankings
World Ranking
63,802
Country Ranking
1,501
Institution Ranking
40
Magali Casanova *
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,953
6,654
0.477
![](https://cdn.adscientificindex.com/logos/10485.png)
parasitology
Leishmania
cell death
autophagy
* Total Citation Counts Rankings
World Ranking
63,950
Country Ranking
27,100
Institution Ranking
610
Vern B Carruthers
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,930
4,722
0.339
![](https://cdn.adscientificindex.com/logos/11200.jpg)
Microbiology
Parasitology
Microbial Pathogenesis
* Total Citation Counts Rankings
World Ranking
64,511
Country Ranking
27,293
Institution Ranking
186
Alice R Wattam
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,833
9,924
0.717
![](https://cdn.adscientificindex.com/logos/11536.jpg)
Bacteriology
Parasitology
Bioinformatics
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* Total Citation Counts Rankings
World Ranking
66,240
Country Ranking
3,017
Institution Ranking
276
Tom Cribb
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,558
5,314
0.392
* Total Citation Counts Rankings
World Ranking
68,646
Country Ranking
1,633
Institution Ranking
17
Jean-Pierre Gangneux
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,191
8,721
0.661
![](https://cdn.adscientificindex.com/logos/29549.png)
Fungal infections
medical mycology
leishmaniasis
parasitology
* Total Citation Counts Rankings
World Ranking
70,461
Country Ranking
847
Institution Ranking
32
Patricia Sampaio Tavares Veras
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,924
7,109
0.550
![](https://cdn.adscientificindex.com/logos/15661.png)
Parasitologia
Biologia celular da interação parasito-hospedeiro
* Total Citation Counts Rankings
World Ranking
71,680
Country Ranking
68
Institution Ranking
4
Paiboon Sithithaworn
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,753
4,753
0.373
![](https://cdn.adscientificindex.com/logos/4892.jpg)
Parasitology and Tropical Medicine
* Total Citation Counts Rankings
World Ranking
72,712
Country Ranking
1,861
Institution Ranking
183
Lisette Van Lieshout
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,606
5,506
0.437
![](https://cdn.adscientificindex.com/logos/24366.png)
Parasitology
Diagnostics
* Total Citation Counts Rankings
World Ranking
72,788
Country Ranking
885
Institution Ranking
269
Maria Carmen Arroyo Sanchez
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,597
4,910
0.390
![](https://cdn.adscientificindex.com/logos/9794.jpg)
Medicina Tropical
Doenças Infecciosas
Imunologia
Parasitologia
Biossegurança
* Total Citation Counts Rankings
World Ranking
72,994
Country Ranking
1,769
Institution Ranking
1
Jacques Guillot
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,564
5,092
0.405
![](https://cdn.adscientificindex.com/logos/2215.png)
Animal and human health
Mycology
Parasitology
* Total Citation Counts Rankings
World Ranking
73,229
Country Ranking
70
Institution Ranking
7
Felipe Guhl
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,533
4,176
0.333
![](https://cdn.adscientificindex.com/logos/9360.png)
Parasitología tropical
ecoepidemiología
control
biología molecular
* Total Citation Counts Rankings
World Ranking
73,783
Country Ranking
61
Institution Ranking
14
Asrat Hailu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,458
5,537
0.444
![](https://cdn.adscientificindex.com/logos/84.png)
Parasitology
Immunology
Biomedical Sciences
Clinical Research & Trials
Public Health
* Total Citation Counts Rankings
World Ranking
74,501
Country Ranking
3,279
Institution Ranking
281
Timothy G Geary
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,360
3,442
0.278
* Total Citation Counts Rankings
World Ranking
76,749
Country Ranking
3,550
Institution Ranking
57
Michael Stear
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,056
3,542
0.294
![](https://cdn.adscientificindex.com/logos/5139.jpg)
Parasitology
Genetics
Immunology
Epidemiology
Statistics
* Total Citation Counts Rankings
World Ranking
77,397
Country Ranking
1,317
Institution Ranking
42
Chihiro Sugimoto
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,976
3,831
0.320
![](https://cdn.adscientificindex.com/logos/3469.jpg)
Parasitology
Protozoology
Tick
Trypanosoma
Theileria
* Total Citation Counts Rankings
World Ranking
77,834
Country Ranking
32,173
Institution Ranking
73
David O Freedman
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,919
5,760
0.483
![](https://cdn.adscientificindex.com/logos/10808.png)
travel medicine
malaria
parasitology
global health
* Total Citation Counts Rankings
World Ranking
78,623
Country Ranking
1,994
Institution Ranking
14
Joke van der Giessen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,817
5,397
0.457
![](https://cdn.adscientificindex.com/logos/29410.jpg)
microbiology zoonoses parasitology public health
* Total Citation Counts Rankings
World Ranking
79,026
Country Ranking
895
Institution Ranking
7
Kashi Nath Prasad
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,766
4,727
0.402
![](https://cdn.adscientificindex.com/logos/28182.png)
Microbiology
Parasitology
Antimicrobial resistance