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
![Qing Li](/user/assets/images/profile/no-profile-photo.png)
Game-Based Learning
Cyberbullying
Mathematics Education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
767
502
0.654
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Brian Fath](https://cdn.adscientificindex.com/pictures/b5/1731150.jpg)
ecological modelling
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
144
109
0.757
* Total i10 IndexRankings
Ranking Based On Selection: 3
![M Paz Galupo](https://cdn.adscientificindex.com/pictures/35/1736428.jpg)
sexual orientation
gender identity
bisexual
transgender
nonbinary
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
94
79
0.840
* Total i10 IndexRankings
Ranking Based On Selection: 4
![Bethany Brand](https://cdn.adscientificindex.com/pictures/6d/1730985.jpg)
trauma
dissociation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
85
75
0.882
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Gerald J Jerome](https://cdn.adscientificindex.com/pictures/7d/1733391.jpg)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
74
58
0.784
* Total i10 IndexRankings
Ranking Based On Selection: 6
![L Scott Johnson](https://cdn.adscientificindex.com/pictures/9f/1735939.jpg)
Ornithology
Behavioural Ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
24
0.387
* Total i10 IndexRankings
Ranking Based On Selection: 7
![Vera Smolyaninova](/user/assets/images/profile/no-profile-photo.png)
CMR materials
metamaterials
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
52
18
0.346
* Total i10 IndexRankings
Ranking Based On Selection: 8
![Nadim Alkharouf](/user/assets/images/profile/no-profile-photo.png)
Plant Bioinformatics
Database design and development
data mining.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
33
0.647
* Total i10 IndexRankings
Ranking Based On Selection: 9
![Qing Li](https://cdn.adscientificindex.com/pictures/d5/1738498.jpg)
game based learning
math education
cyberbullying
technology integration
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
32
0.653
* Total i10 IndexRankings
Ranking Based On Selection: 10
![James Overduin](https://cdn.adscientificindex.com/pictures/31/1734263.jpg)
physics
astronomy
astrophysics
cosmology
gravitation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
43
16
0.372
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
![David Vanko](https://cdn.adscientificindex.com/pictures/ee/1732329.jpg)
Geosciences
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
43
14
0.326
* Total i10 IndexRankings
Ranking Based On Selection: 12
![Christina Dardis](https://cdn.adscientificindex.com/pictures/02/1731658.jpg)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
41
38
0.927
* Total i10 IndexRankings
Ranking Based On Selection: 13
![Beth Haller](https://cdn.adscientificindex.com/pictures/5c/1730981.jpg)
Disability Studies
Media Representations
Disabled Media Creators
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
40
23
0.575
* Total i10 IndexRankings
Ranking Based On Selection: 14
![Jeff Simpson](https://cdn.adscientificindex.com/pictures/ed/1734462.jpg)
Condensed matter physics
nanoscale science
carbon nanotubes
Raman spectroscopy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
29
0.763
* Total i10 IndexRankings
Ranking Based On Selection: 15
![John S Lapolla](https://cdn.adscientificindex.com/pictures/22/1735017.jpg)
Ants
Formicidae
Entomology
Systematics
Biodiversity
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
24
0.632
* Total i10 IndexRankings
Ranking Based On Selection: 16
![Carrie Price](https://cdn.adscientificindex.com/pictures/56/1731384.jpg)
evidence synthesis
systematic reviews
scoping reviews
research metrics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
36
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 17
![AF Oconnell](https://cdn.adscientificindex.com/pictures/8d/1729922.jpg)
conservation biology
mammalogy
biodiversity monitoring
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
24
0.667
* Total i10 IndexRankings
Ranking Based On Selection: 18
![Josh Dehlinger](https://cdn.adscientificindex.com/pictures/a2/1735199.jpg)
Software engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
16
0.457
* Total i10 IndexRankings
Ranking Based On Selection: 19
![Jia An Yan](https://cdn.adscientificindex.com/pictures/d5/1734714.jpg)
Condensed matter physics
Denstiy-functional theory
2D materials
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
34
25
0.735
* Total i10 IndexRankings
Ranking Based On Selection: 20
![Harald Beck](/user/assets/images/profile/no-profile-photo.png)
Tropical ecology
mammal plant interactions
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
34
24
0.706
* Total i10 IndexRankings
Ranking Based On Selection: 21
![Martha Joynt Kumar](/user/assets/images/profile/no-profile-photo.png)
white house
press conferences
communications
presidential transitions
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
11
0.333
* Total i10 IndexRankings
Ranking Based On Selection: 22
![Weixian Liao](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
29
0.906
* Total i10 IndexRankings
Ranking Based On Selection: 23
![Jillian Fry](https://cdn.adscientificindex.com/pictures/4b/1734774.jpg)
Public Health
Food Systems
Sustainability
Industrial Food Animal Production
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
26
0.839
* Total i10 IndexRankings
Ranking Based On Selection: 24
![Harald Beck Beck King](https://cdn.adscientificindex.com/pictures/c7/1733688.jpg)
Mammal-plant Interactions
Tropical Ecology
Mammalogy
Conservation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
21
0.677
* Total i10 IndexRankings
Ranking Based On Selection: 25
![S Stokes](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
9
0.300
Qing Li
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
767
502
0.654
Game-Based Learning
Cyberbullying
Mathematics Education
Brian Fath
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
144
109
0.757
M Paz Galupo
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
94
79
0.840
sexual orientation
gender identity
bisexual
transgender
nonbinary
Bethany Brand
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
85
75
0.882
Gerald J Jerome
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
74
58
0.784
L Scott Johnson
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
24
0.387
Vera Smolyaninova
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
52
18
0.346
Nadim Alkharouf
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
33
0.647
Plant Bioinformatics
Database design and development
data mining.
Qing Li
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
32
0.653
game based learning
math education
cyberbullying
technology integration
James Overduin
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
43
16
0.372
physics
astronomy
astrophysics
cosmology
gravitation
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!
David Vanko
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
43
14
0.326
Christina Dardis
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
41
38
0.927
Beth Haller
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
40
23
0.575
Disability Studies
Media Representations
Disabled Media Creators
Jeff Simpson
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
29
0.763
Condensed matter physics
nanoscale science
carbon nanotubes
Raman spectroscopy
John S Lapolla
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
24
0.632
Ants
Formicidae
Entomology
Systematics
Biodiversity
Carrie Price
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
36
1.000
evidence synthesis
systematic reviews
scoping reviews
research metrics
AF Oconnell
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
24
0.667
conservation biology
mammalogy
biodiversity monitoring
Josh Dehlinger
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
16
0.457
Jia An Yan
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
34
25
0.735
Condensed matter physics
Denstiy-functional theory
2D materials
Harald Beck
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
34
24
0.706
Tropical ecology
mammal plant interactions
Martha Joynt Kumar
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
11
0.333
white house
press conferences
communications
presidential transitions
Weixian Liao
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
29
0.906
Jillian Fry
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
26
0.839
Public Health
Food Systems
Sustainability
Industrial Food Animal Production
Harald Beck Beck King
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
21
0.677
Mammal-plant Interactions
Tropical Ecology
Mammalogy
Conservation
S Stokes
Towson University
Towson, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
9
0.300