Total 2,403,032 scientists, country 221, and institutions 24,466 are evaluated in the Productivity Rankings, an exclusive service provided by AD Scientific Index. This ranking measures and highlights the scientific productivity of researchers based on the i10 index (number of publications with at least 10 citations). This system identifies highly productive scientists across disciplines, institutions, and regions, contributing to the development of evidence-based academic policies and effective incentive mechanisms. The rankings include global, regional, and institutional analyses, along with specialized rankings such as Scientists' Last 6 Years' i10 Index and Universities' i10 Index Rankings 2025. With Premium Membership, you can:
- Gain full access to detailed comparisons and advanced analytics,
- Objectively evaluate your academic productivity,
- Make strategic, data-driven decisions to enhance performance.
* Total i10 IndexRankings
Ranking Based On Selection: 1
![Yasuko Rikihisa](/user/assets/images/profile/no-profile-photo.png)
microbiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
281
113
0.402
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Matthew B Sullivan](https://cdn.adscientificindex.com/pictures/8b/4305337.jpg)
metagenomics
virus-host interactions
viral ecology
microbial genomics
phage biology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
202
198
0.980
* Total i10 IndexRankings
Ranking Based On Selection: 3
![Stephen T Abedon](https://cdn.adscientificindex.com/pictures/22/888013.jpg)
Bacteriophages
Phage
Phage Ecology
Phage Therapy
Phage History
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
118
98
0.831
* Total i10 IndexRankings
Ranking Based On Selection: 4
![Luis A Actis](/user/assets/images/profile/no-profile-photo.png)
Microbiology
bacterial genetics
virulence
iron metabolism
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
111
63
0.568
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Irina Artsimovitch](https://cdn.adscientificindex.com/pictures/fc/888014.jpg)
regulation and mechanism of transcription
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
107
82
0.766
* Total i10 IndexRankings
Ranking Based On Selection: 6
![Joseph Adrian Krzycki](/user/assets/images/profile/no-profile-photo.png)
methyltransferases
corrinoid proteins
microbiome
pyrrolysine
22nd amino acid
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
59
35
0.593
* Total i10 IndexRankings
Ranking Based On Selection: 7
![Rachael Morgan Kiss](https://cdn.adscientificindex.com/pictures/41/1360696.jpg)
photosynthesis
environmental microbiology
microbial food webs
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
43
0.843
* Total i10 IndexRankings
Ranking Based On Selection: 8
![Kathleen Sandman](https://cdn.adscientificindex.com/pictures/42/901053.jpg)
microbiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
18
0.353
* Total i10 IndexRankings
Ranking Based On Selection: 9
![Ronan K Carroll](https://cdn.adscientificindex.com/pictures/96/900795.jpg)
Microbiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
46
38
0.826
* Total i10 IndexRankings
Ranking Based On Selection: 10
![Ho Bin Jang](https://cdn.adscientificindex.com/pictures/af/888035.jpg)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
46
36
0.783
Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast!
* Total i10 IndexRankings
Ranking Based On Selection: 11
![Jesse J Kwiek](https://cdn.adscientificindex.com/pictures/78/901148.jpg)
Virology
Microbiology
HIV
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
43
28
0.651
* Total i10 IndexRankings
Ranking Based On Selection: 12
![Chan Wang Jerry Lio](https://cdn.adscientificindex.com/pictures/ee/888007.jpg)
Immunology
Epigenetics
B cells
Micronutrients
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
34
31
0.912
* Total i10 IndexRankings
Ranking Based On Selection: 13
![Matthew Zack Anderson](https://cdn.adscientificindex.com/pictures/82/888033.jpg)
Mycology
Quantitative genetics
Gene family evolution
Host-pathogen interactions
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
32
0.970
* Total i10 IndexRankings
Ranking Based On Selection: 14
![Rachel Zapf](/user/assets/images/profile/no-profile-photo.png)
microbiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 15
![Jacob Harris](https://cdn.adscientificindex.com/pictures/c8/5391157.jpg)
Microbiology
Biofilms
Bacterial Pathogenesis
Microbial Genetics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 16
![Charlton Lam](/user/assets/images/profile/no-profile-photo.png)
microbiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 17
![Collins Ogari](https://cdn.adscientificindex.com/pictures/9d/5612010.jpg)
Microbiology
Molecular Biology
Mycology
Virology
Immunology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 18
![Amete Mihret Teshale](https://cdn.adscientificindex.com/pictures/f8/5371980.jpg)
Microbiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Yasuko Rikihisa
Ohio State University
Columbus, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
281
113
0.402
Matthew B Sullivan
Ohio State University
Columbus, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
202
198
0.980
metagenomics
virus-host interactions
viral ecology
microbial genomics
phage biology
Stephen T Abedon
Ohio State University
Columbus, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
118
98
0.831
Bacteriophages
Phage
Phage Ecology
Phage Therapy
Phage History
Luis A Actis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
111
63
0.568
Microbiology
bacterial genetics
virulence
iron metabolism
Irina Artsimovitch
Ohio State University
Columbus, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
107
82
0.766
regulation and mechanism of transcription
Joseph Adrian Krzycki
Ohio State University
Columbus, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
59
35
0.593
methyltransferases
corrinoid proteins
microbiome
pyrrolysine
22nd amino acid
Rachael Morgan Kiss
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
43
0.843
photosynthesis
environmental microbiology
microbial food webs
Kathleen Sandman
Ohio State University
Columbus, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
18
0.353
Ronan K Carroll
Ohio University
Athens, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
46
38
0.826
Ho Bin Jang
Ohio State University
Columbus, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
46
36
0.783
Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast!
Jesse J Kwiek
Ohio State University
Columbus, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
43
28
0.651
Chan Wang Jerry Lio
Ohio State University
Columbus, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
34
31
0.912
Immunology
Epigenetics
B cells
Micronutrients
Matthew Zack Anderson
Ohio State University
Columbus, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
32
0.970
Mycology
Quantitative genetics
Gene family evolution
Host-pathogen interactions
Rachel Zapf
Ohio University
Athens, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
Jacob Harris
Ohio State University
Columbus, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
Microbiology
Biofilms
Bacterial Pathogenesis
Microbial Genetics
Charlton Lam
Ohio State University
Columbus, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
Collins Ogari
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Microbiology
Molecular Biology
Mycology
Virology
Immunology
Amete Mihret Teshale
Ohio State University
Columbus, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0