Productivity Rankings is a unique service offered only by “AD Scientific Index”. This is a ranking system derived from the i10 index in order to show the productivity of the scientist in publishing scientific articles of value. Productivity Rankings is an instrument that lists productive scientists in a given area, discipline, university, and country and can guide the development of meaningful incentives and academic policies. The world rankings, regional rankings, and university rankings of scientists in this table are developed based on the total i10 index. Additionally, click to view the special rankings based on Productivity Rankings: Scientists Last 6 years' i10 Index", Universities Total i10 Index Rankings 2025, Universities Last 6 Years i10 Index Rankings 2025 "Art and Humanities i10 Productivity Rankings" and "Social Sciences and Humanities i10 Productivity Rankings".
* Total i10 IndexRankings
Ranking Based On Selection :1
cancer epidemiology
calcium
vitamin D
Parkinson's disease
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
101
64
0.634
* Total i10 IndexRankings
Ranking Based On Selection :2
PFAS
water treatment
environmental remediation
carbon
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
46
0.902
* Total i10 IndexRankings
Ranking Based On Selection :3
Efficacy and imagery in sport
exercise and physical activity
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
47
33
0.702
* Total i10 IndexRankings
Ranking Based On Selection :4
Problem-based Learning
problem solving
instructional design
systems thinking & modeling
creativity
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
43
36
0.837
* Total i10 IndexRankings
Ranking Based On Selection :5
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
43
21
0.488
* Total i10 IndexRankings
Ranking Based On Selection :6
Mentoring
Deception
Interpersonal Communication
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
37
16
0.432
* Total i10 IndexRankings
Ranking Based On Selection :7
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
13
0.394
* Total i10 IndexRankings
Ranking Based On Selection :8
Communities & Crime
Police-community relations
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
30
0.968
* Total i10 IndexRankings
Ranking Based On Selection :9
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
27
0.871
* Total i10 IndexRankings
Ranking Based On Selection :10
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
27
0.964
* Total i10 IndexRankings
Ranking Based On Selection :11
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
16
0.593
* Total i10 IndexRankings
Ranking Based On Selection :12
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
20
0.833
* Total i10 IndexRankings
Ranking Based On Selection :13
Stability
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
17
0.708
* Total i10 IndexRankings
Ranking Based On Selection :14
neuroimmunology
food allergy
hypersensitivity
neuroinflammation
neurodegeneration
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
17
0.773
* Total i10 IndexRankings
Ranking Based On Selection :15
Steel Design
Structural Mechanics
Masonry Structures
Analysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
15
0.714
* Total i10 IndexRankings
Ranking Based On Selection :16
Aging
IBD
Host pathogen Interaction
Innate Immunity
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
16
0.800
* Total i10 IndexRankings
Ranking Based On Selection :17
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
19
1.000
* Total i10 IndexRankings
Ranking Based On Selection :18
Maternal and Child Health
Epidemiology
Social Determinants
Environmental Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
18
0.947
* Total i10 IndexRankings
Ranking Based On Selection :19
Remote sensing
GIS
biogeography
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
14
0.737
* Total i10 IndexRankings
Ranking Based On Selection :20
Information Systems
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
12
0.632
* Total i10 IndexRankings
Ranking Based On Selection :21
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
2
0.105
* Total i10 IndexRankings
Ranking Based On Selection :22
Rural Medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
15
0.833
* Total i10 IndexRankings
Ranking Based On Selection :23
stigma
information diffusion
intergroup communication
language
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
16
0.941
* Total i10 IndexRankings
Ranking Based On Selection :24
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
14
0.875
* Total i10 IndexRankings
Ranking Based On Selection :25
Artificial Intelligence
Machine Learning
Deep Learning
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
14
0.875
Gary G Schwartz
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
101
64
0.634
Feng Frank Xiao
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
46
0.902
Sandra Short
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
47
33
0.702
Woei Hung
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
43
36
0.837
Problem-based Learning
problem solving
instructional design
systems thinking & modeling
creativity
Ralph Renger
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
43
21
0.488
Pamela Kalbfleisch
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
37
16
0.432
William Semke
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
13
0.394
Jon Maskaly
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
30
0.968
Bailey Bubach
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
27
0.871
Gurdeep Marwarha
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
27
0.964
Cindy L Juntunen
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
16
0.593
Motoki Takaku
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
20
0.833
Caixia Yang
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
17
0.708
Kumi Nagamoto Combs
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
17
0.773
neuroimmunology
food allergy
hypersensitivity
neuroinflammation
neurodegeneration
Iraj Mamaghani
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
15
0.714
Ramkumar Mathur
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
16
0.800
Gunjan Dhawan Manocha Gunjan Dhawan
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
19
1.000
Andrew D Williams
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
18
0.947
Maternal and Child Health
Epidemiology
Social Determinants
Environmental Health
Brad Rundquist
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
14
0.737
Assion Lawson Body
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
12
0.632
Kathryn Rand
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
2
0.105
David Schmitz
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
15
0.833
Xun Zhu
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
16
0.941
Liang Hui
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
14
0.875
Tala Talaei Khoei
University of North Dakota
Grand Forks, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
14
0.875