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
![John Minna](https://cdn.adscientificindex.com/pictures/8a/1679411.jpg)
Molecular and cellular biology of cancer
lung cancer translational research
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
907
490
0.540
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Daniel F Hayes](https://cdn.adscientificindex.com/pictures/58/1299504.jpg)
cancer
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
478
292
0.611
* Total i10 IndexRankings
Ranking Based On Selection: 3
![Sandeep R Das](/user/assets/images/profile/no-profile-photo.png)
Cardiology quality of care and outcomes research
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
331
202
0.610
* Total i10 IndexRankings
Ranking Based On Selection: 4
![Theodore J Iwashyna|Theodore Iwashyna](https://cdn.adscientificindex.com/pictures/ca/1294824.jpg)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
328
275
0.838
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Leonard Egede](https://cdn.adscientificindex.com/pictures/be/1359164.jpg)
Health Inequalities
Structural Racism
Health Services Research
Diabetes
Mental Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
309
249
0.806
* Total i10 IndexRankings
Ranking Based On Selection: 6
![Noah Cohen](https://cdn.adscientificindex.com/pictures/ff/1674010.jpg)
Host-pathogen interactions
Bacterial diseases of horses
Epidemiology of infectious diseases
Neonatal immunity
Microbiota
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
285
152
0.533
* Total i10 IndexRankings
Ranking Based On Selection: 7
![Russell S Richardson](/user/assets/images/profile/no-profile-photo.png)
vascular biology
muscle physiology
oxygen transport and utilization
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
270
208
0.770
* Total i10 IndexRankings
Ranking Based On Selection: 8
![Richard Kravitz](/user/assets/images/profile/no-profile-photo.png)
health services research
physician behavior
health communication
clinical epidemiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
265
173
0.653
* Total i10 IndexRankings
Ranking Based On Selection: 9
![Daryl Granner](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
247
53
0.215
* Total i10 IndexRankings
Ranking Based On Selection: 10
![Jeffrey L Curtis](https://cdn.adscientificindex.com/pictures/ef/1302687.jpg)
Lung Diseases
Immunology
Apoptotic cell clearance
microbiome research
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
243
186
0.765
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
![Barbara Nicklas](/user/assets/images/profile/no-profile-photo.png)
aging
obesity
physical activity
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
236
185
0.784
* Total i10 IndexRankings
Ranking Based On Selection: 12
![Sofia D Merajver](https://cdn.adscientificindex.com/pictures/2f/1294117.jpg)
Aggressive Breast cancer
Metastases
Cancer Metabolism
Systems Biology
Global Cancer Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
229
160
0.699
* Total i10 IndexRankings
Ranking Based On Selection: 13
![Cristen J Willer](https://cdn.adscientificindex.com/pictures/2e/1299347.jpg)
Genetics basis of cardiovascular diseases
lipid levels
genome wide association
whole genome and exome sequencing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
219
193
0.881
* Total i10 IndexRankings
Ranking Based On Selection: 14
![Mark Drazner](https://cdn.adscientificindex.com/pictures/75/1679437.jpg)
Heart failure
Cardiology
Heart transplant
LVAD
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
197
143
0.726
* Total i10 IndexRankings
Ranking Based On Selection: 15
![Neeraj Singh](https://cdn.adscientificindex.com/pictures/ef/1330393.jpg)
Kidney Transplantation
Hypertension
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
194
75
0.387
* Total i10 IndexRankings
Ranking Based On Selection: 16
![Rodica Pop Busui](https://cdn.adscientificindex.com/pictures/5a/1293076.jpg)
Type 1 and type 2 diabetes
diabetes complications
diabetic peripheral and cardiovascular autonomic
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
191
177
0.927
* Total i10 IndexRankings
Ranking Based On Selection: 17
![Keith Aaronson](https://cdn.adscientificindex.com/pictures/f7/1304147.jpg)
Heart failure
mechanical circulatory support
heart transplantation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
172
137
0.797
* Total i10 IndexRankings
Ranking Based On Selection: 18
![James Shayman](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
161
65
0.404
* Total i10 IndexRankings
Ranking Based On Selection: 19
![Loreen Herwaldt Abbott](/user/assets/images/profile/no-profile-photo.png)
infectious diseases
infection prevention
hospital epidemiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
157
78
0.497
* Total i10 IndexRankings
Ranking Based On Selection: 20
![Akbar Waljee](https://cdn.adscientificindex.com/pictures/d3/1296843.jpg)
Machine Learning
Inflammatory Bowel Disease
Global Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
150
130
0.867
* Total i10 IndexRankings
Ranking Based On Selection: 21
![Steven Simon](https://cdn.adscientificindex.com/pictures/2e/4513380.jpg)
interventions to improve quality of care and patient safety
health information technology
medical education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
147
82
0.558
* Total i10 IndexRankings
Ranking Based On Selection: 22
![Lance Dworkin](https://cdn.adscientificindex.com/pictures/4d/1680462.jpg)
internal medicine
kidney disease
hypertension
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
146
73
0.500
* Total i10 IndexRankings
Ranking Based On Selection: 23
![Neehar Parikh](https://cdn.adscientificindex.com/pictures/8b/1291381.jpg)
Hepatocellular carcinoma
liver transplantation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
145
135
0.931
* Total i10 IndexRankings
Ranking Based On Selection: 24
![Edgar Otto](https://cdn.adscientificindex.com/pictures/b9/1300332.jpg)
Nephrology
Human Genetics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
143
106
0.741
* Total i10 IndexRankings
Ranking Based On Selection: 25
![Charles Halsted](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
143
42
0.294
John Minna
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
907
490
0.540
Molecular and cellular biology of cancer
lung cancer translational research
Daniel F Hayes
University of Michigan
Ann Arbor, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
478
292
0.611
Sandeep R Das
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
331
202
0.610
Cardiology quality of care and outcomes research
Theodore J Iwashyna|Theodore Iwashyna
University of Michigan
Ann Arbor, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
328
275
0.838
Leonard Egede
Medical College of Wisconsin
Milwaukee, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
309
249
0.806
Health Inequalities
Structural Racism
Health Services Research
Diabetes
Mental Health
Noah Cohen
Texas A&M University
College Station, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
285
152
0.533
Host-pathogen interactions
Bacterial diseases of horses
Epidemiology of infectious diseases
Neonatal immunity
Microbiota
Russell S Richardson
University of Utah
Salt Lake City, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
270
208
0.770
vascular biology
muscle physiology
oxygen transport and utilization
Richard Kravitz
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
265
173
0.653
health services research
physician behavior
health communication
clinical epidemiology
Daryl Granner
University of Iowa
Iowa City, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
247
53
0.215
Jeffrey L Curtis
University of Michigan
Ann Arbor, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
243
186
0.765
Lung Diseases
Immunology
Apoptotic cell clearance
microbiome research
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!
Barbara Nicklas
Wake Forest University
Winston-Salem, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
236
185
0.784
aging
obesity
physical activity
Sofia D Merajver
University of Michigan
Ann Arbor, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
229
160
0.699
Aggressive Breast cancer
Metastases
Cancer Metabolism
Systems Biology
Global Cancer Health
Cristen J Willer
University of Michigan
Ann Arbor, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
219
193
0.881
Genetics basis of cardiovascular diseases
lipid levels
genome wide association
whole genome and exome sequencing
Mark Drazner
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
197
143
0.726
Heart failure
Cardiology
Heart transplant
LVAD
Neeraj Singh
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
194
75
0.387
Kidney Transplantation
Hypertension
Rodica Pop Busui
University of Michigan
Ann Arbor, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
191
177
0.927
Type 1 and type 2 diabetes
diabetes complications
diabetic peripheral and cardiovascular autonomic
Keith Aaronson
University of Michigan
Ann Arbor, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
172
137
0.797
Heart failure
mechanical circulatory support
heart transplantation
James Shayman
University of Michigan
Ann Arbor, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
161
65
0.404
Loreen Herwaldt Abbott
University of Iowa
Iowa City, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
157
78
0.497
infectious diseases
infection prevention
hospital epidemiology
Akbar Waljee
University of Michigan
Ann Arbor, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
150
130
0.867
Machine Learning
Inflammatory Bowel Disease
Global Health
Steven Simon
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
147
82
0.558
interventions to improve quality of care and patient safety
health information technology
medical education
Lance Dworkin
University of Toledo
Toledo, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
146
73
0.500
internal medicine
kidney disease
hypertension
Neehar Parikh
University of Michigan
Ann Arbor, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
145
135
0.931
Hepatocellular carcinoma
liver transplantation
Edgar Otto
University of Michigan
Ann Arbor, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
143
106
0.741
Nephrology
Human Genetics
Charles Halsted
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
143
42
0.294