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
![Carol M Jantzen](https://cdn.adscientificindex.com/pictures/bb/1622322.jpg)
glass
ceramics
geochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
112
25
0.223
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Virginia Shervette](https://cdn.adscientificindex.com/pictures/da/1622325.jpg)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
19
0.679
* Total i10 IndexRankings
Ranking Based On Selection: 3
![Titan Paul](https://cdn.adscientificindex.com/pictures/90/1622327.jpg)
Heat transfer and energy storage liquid
Fluid Mechanics
Thermal management of microelectronics
Nanofluids
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
20
0.769
* Total i10 IndexRankings
Ranking Based On Selection: 4
![Andrew R Dyer](https://cdn.adscientificindex.com/pictures/88/1622323.jpg)
plant ecology
invasive species
seed ecology
transgenerational plasticity
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
12
0.462
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Priscilla S Redd](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
20
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 6
![Charles Nathan Hancock](https://cdn.adscientificindex.com/pictures/17/1622324.jpg)
Transposon Biology
Plant Genetics and Biochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
17
0.895
* Total i10 IndexRankings
Ranking Based On Selection: 7
![Katie A Chargualaf](https://cdn.adscientificindex.com/pictures/c2/4554156.jpg)
Veterans
transition to practice
nurse retention
nursing education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
11
0.846
* Total i10 IndexRankings
Ranking Based On Selection: 8
![Peter Kapsales](/user/assets/images/profile/no-profile-photo.png)
MIS
Business Intelligence
wireless
AI
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
0
0.000
* Total i10 IndexRankings
Ranking Based On Selection: 9
![Kenneth M Roberts](https://cdn.adscientificindex.com/pictures/e9/4553630.jpg)
kinetics
biochemistry
enzymes
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
7
0.700
* Total i10 IndexRankings
Ranking Based On Selection: 10
![Frank Tian Xie|Tian Xie, Xie, Tian, Xie, Frank](https://cdn.adscientificindex.com/pictures/ab/1622326.jpg)
Business
marketing
strategy
advertising
Chinese economy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
5
0.500
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
![Nicholas Marshall](https://cdn.adscientificindex.com/pictures/18/1622329.jpg)
Surface chemistry
organic chemistry
polymer chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
5
0.625
* Total i10 IndexRankings
Ranking Based On Selection: 12
![Ravi Narayanaswamy](/user/assets/images/profile/no-profile-photo.png)
e-commerce
project management
social media
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
2
0.286
* Total i10 IndexRankings
Ranking Based On Selection: 13
![Mary Katherine Mills](https://cdn.adscientificindex.com/pictures/a8/4554652.jpg)
vector biology
microbiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 14
![Alexandra Roach](/user/assets/images/profile/no-profile-photo.png)
noninvasive brain stimulation
HD-tDCS
TMS
anxiety/stress
emotion
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
4
0.667
* Total i10 IndexRankings
Ranking Based On Selection: 15
![David Lamar Morris II](https://cdn.adscientificindex.com/pictures/4b/4810497.jpg)
Visual Communication
Science Communication
Technology
Pop Culture
Media
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
4
0.667
* Total i10 IndexRankings
Ranking Based On Selection: 16
![Kathy Mack](https://cdn.adscientificindex.com/pictures/ac/4554516.jpg)
organizational aesthetics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
4
0.667
* Total i10 IndexRankings
Ranking Based On Selection: 17
![William Harpine](/user/assets/images/profile/no-profile-photo.png)
Rhetoric
argumentation
public speaking
William McKinley
William Jennings Bryan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
2
0.333
* Total i10 IndexRankings
Ranking Based On Selection: 18
![Matthew P Thornburg](https://cdn.adscientificindex.com/pictures/f5/4448723.jpg)
political behavior
elections
political psychology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
4
0.800
* Total i10 IndexRankings
Ranking Based On Selection: 19
![Bethany S Fralick](/user/assets/images/profile/no-profile-photo.png)
Mechanical Engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
3
0.600
* Total i10 IndexRankings
Ranking Based On Selection: 20
![Koffi Fadimba](https://cdn.adscientificindex.com/pictures/db/4554533.jpg)
Mathematics
Numerical Analysis
Applied Mathematics
Numerical Methods
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
0
0.000
* Total i10 IndexRankings
Ranking Based On Selection: 21
![Brianne Coulombe](https://cdn.adscientificindex.com/pictures/5a/4810498.jpg)
prosocial development
resilience
parent-child relationships
peer relationships
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 22
![William H Westermeyer](/user/assets/images/profile/no-profile-photo.png)
political anthropolgy
social movements
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 23
![Linda Carol Rodriguez](https://cdn.adscientificindex.com/pictures/b8/4555243.jpg)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
* Total i10 IndexRankings
Ranking Based On Selection: 24
![Michael Fekula](/user/assets/images/profile/no-profile-photo.png)
Management
Organizational Behavior
Pedagogy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
2
0.500
* Total i10 IndexRankings
Ranking Based On Selection: 25
![Adriana Boersner Herrera](https://cdn.adscientificindex.com/pictures/6a/4810494.jpg)
Authoritarianism
Foreign Policy Analysis
Political Leaders
Latin America
Venezuela
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Carol M Jantzen
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
112
25
0.223
Virginia Shervette
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
19
0.679
Titan Paul
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
20
0.769
Heat transfer and energy storage liquid
Fluid Mechanics
Thermal management of microelectronics
Nanofluids
Andrew R Dyer
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
12
0.462
plant ecology
invasive species
seed ecology
transgenerational plasticity
Priscilla S Redd
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
20
1.000
Charles Nathan Hancock
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
17
0.895
Transposon Biology
Plant Genetics and Biochemistry
Katie A Chargualaf
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
11
0.846
Veterans
transition to practice
nurse retention
nursing education
Peter Kapsales
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
0
0.000
MIS
Business Intelligence
wireless
AI
Kenneth M Roberts
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
7
0.700
kinetics
biochemistry
enzymes
Frank Tian Xie|Tian Xie, Xie, Tian, Xie, Frank
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
5
0.500
Business
marketing
strategy
advertising
Chinese economy
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!
Nicholas Marshall
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
5
0.625
Surface chemistry
organic chemistry
polymer chemistry
Ravi Narayanaswamy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
2
0.286
e-commerce
project management
social media
Mary Katherine Mills
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
Alexandra Roach
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
4
0.667
noninvasive brain stimulation
HD-tDCS
TMS
anxiety/stress
emotion
David Lamar Morris II
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
4
0.667
Visual Communication
Science Communication
Technology
Pop Culture
Media
Kathy Mack
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
4
0.667
organizational aesthetics
William Harpine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
2
0.333
Rhetoric
argumentation
public speaking
William McKinley
William Jennings Bryan
Matthew P Thornburg
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
4
0.800
political behavior
elections
political psychology
Bethany S Fralick
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
3
0.600
Mechanical Engineering
Koffi Fadimba
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
0
0.000
Mathematics
Numerical Analysis
Applied Mathematics
Numerical Methods
Brianne Coulombe
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
prosocial development
resilience
parent-child relationships
peer relationships
William H Westermeyer
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
Linda Carol Rodriguez
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
Michael Fekula
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
2
0.500
Management
Organizational Behavior
Pedagogy
Adriana Boersner Herrera
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Authoritarianism
Foreign Policy Analysis
Political Leaders
Latin America
Venezuela