Productivity Rankings is an exclusive service provided by AD Scientific Index. This ranking system, derived from the i10 index, highlights the productivity of scientists in publishing impactful scientific articles. Productivity Rankings serves as a tool to identify highly productive scientists across specific areas, disciplines, universities, and countries, and supports the creation of effective incentives and academic policies. The global, regional, and institutional rankings of scientists in this table are calculated based on their total i10 index. Moreover, you can explore special rankings derived from Productivity Rankings, such as 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
Geriatrics and Gerontology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1,647
1,436
0.872
* Total i10 IndexRankings
Ranking Based On Selection :2
...diabetes
nutrition
nursing homes
frailty
alzheimers
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1,123
513
0.457
* Total i10 IndexRankings
Ranking Based On Selection :3
metabolism
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
564
325
0.576
* Total i10 IndexRankings
Ranking Based On Selection :4
geriatric heart failure
multiple chronic conditions
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
458
330
0.721
* Total i10 IndexRankings
Ranking Based On Selection :5
Aging and Caloric Restriction
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
324
292
0.901
* Total i10 IndexRankings
Ranking Based On Selection :6
geriatrics
drug therapy
adverse drug events
research integrity
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
299
224
0.749
* Total i10 IndexRankings
Ranking Based On Selection :7
Aging
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
297
190
0.640
* Total i10 IndexRankings
Ranking Based On Selection :8
physician patient communication
patient safety
outcomes based research
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
290
210
0.724
* Total i10 IndexRankings
Ranking Based On Selection :9
palliative care
geriatrics
multimorbidity
pain
quality of life
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
280
241
0.861
* Total i10 IndexRankings
Ranking Based On Selection :10
Alzheimer's disease
geriatrics
estrogen
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
261
233
0.893
* Total i10 IndexRankings
Ranking Based On Selection :11
geriatrics
dementia
frailty
falls
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
244
157
0.643
* Total i10 IndexRankings
Ranking Based On Selection :12
drug utilization
adverse drug events
aged
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
228
160
0.702
* Total i10 IndexRankings
Ranking Based On Selection :13
Palliative care
geriatrics
bioethics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
219
140
0.639
* Total i10 IndexRankings
Ranking Based On Selection :14
Aging
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
212
127
0.599
* Total i10 IndexRankings
Ranking Based On Selection :15
Alzheimer's disease
Aging
Neuropsychology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
207
170
0.821
* Total i10 IndexRankings
Ranking Based On Selection :16
aging
geriatrics
cardiovascular disease
quality improvement
health disparities
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
204
147
0.721
* Total i10 IndexRankings
Ranking Based On Selection :17
Depression
geriatrics
health services research
mixed methods
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
191
142
0.743
* Total i10 IndexRankings
Ranking Based On Selection :18
Cancer
Aging
Supportive Care
Geriatrics
Medical Decision Making
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
188
162
0.862
* Total i10 IndexRankings
Ranking Based On Selection :19
Geriatrics
Patient Centered Care
Multimorbidity
Population Health Systems
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
184
153
0.832
* Total i10 IndexRankings
Ranking Based On Selection :20
Aging
Geriatric Medicine
Gerontology
Geroscience
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
178
149
0.837
* Total i10 IndexRankings
Ranking Based On Selection :21
affective neuroscience
aging
locus coeruleus-norepinephrine system
heart rate variability
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
175
157
0.897
* Total i10 IndexRankings
Ranking Based On Selection :22
health care research
geriatrics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
167
108
0.647
* Total i10 IndexRankings
Ranking Based On Selection :23
Gerontology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
163
85
0.521
* Total i10 IndexRankings
Ranking Based On Selection :24
dementia
MCI
executive functions
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
160
128
0.800
* Total i10 IndexRankings
Ranking Based On Selection :25
geriatric syndromes
incontinence
delirium
falls
osteoporosis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
156
84
0.538
Luigi Ferrucci
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1,647
1,436
0.872
John Morley
Saint Louis University
St. Louis, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1,123
513
0.457
...diabetes
nutrition
nursing homes
frailty
alzheimers
Robert R Wolfe
University of Arkansas for Medical Sciences
Little Rock, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
564
325
0.576
Ali Ahmed
US Veterans Affairs
Washington, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
458
330
0.721
geriatric heart failure
multiple chronic conditions
Rafael Carlos De Cabo|Rafael DeCabo, Rafael d Cabo, Rafa de Cabo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
324
292
0.901
Aging and Caloric Restriction
Paula A Rochon
University of Toronto
Toronto, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
299
224
0.749
geriatrics
drug therapy
adverse drug events
research integrity
Pinchas Cohen
University of Southern California
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
297
190
0.640
Richard M Frankel
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
290
210
0.724
physician patient communication
patient safety
outcomes based research
Christine Ritchie
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
280
241
0.861
palliative care
geriatrics
multimorbidity
pain
quality of life
Sanjay Asthana
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
261
233
0.893
Alzheimer's disease
geriatrics
estrogen
David B Hogan
University of Calgary
Calgary, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
244
157
0.643
geriatrics
dementia
frailty
falls
Joseph Hanlon
University of Pittsburgh
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
228
160
0.702
drug utilization
adverse drug events
aged
Alexander K Smith
University of California San Francisco
San Francisco, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
219
140
0.639
Palliative care
geriatrics
bioethics
Vern Bengtson
University of Southern California
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
212
127
0.599
Belleville Sylvie
Université de Montréal
Montréal, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
207
170
0.821
Alzheimer's disease
Aging
Neuropsychology
Richard M Allman
George Washington University
Washington, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
204
147
0.721
aging
geriatrics
cardiovascular disease
quality improvement
health disparities
Joseph J Gallo
Johns Hopkins University
Baltimore, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
191
142
0.743
Depression
geriatrics
health services research
mixed methods
William Dale
Beckman Research Institute of City of Hope
Kaliforniya, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
188
162
0.862
Cancer
Aging
Supportive Care
Geriatrics
Medical Decision Making
Aanand D Naik
Baylor College of Medicine
Houston, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
184
153
0.832
Geriatrics
Patient Centered Care
Multimorbidity
Population Health Systems
George A Kuchel
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
178
149
0.837
Aging
Geriatric Medicine
Gerontology
Geroscience
Mara Mather
University of Southern California
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
175
157
0.897
affective neuroscience
aging
locus coeruleus-norepinephrine system
heart rate variability
Seth Landefeld
University of Alabama Birmingham
Birmingham, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
167
108
0.647
health care research
geriatrics
Karen A Roberto
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
163
85
0.521
David J Libon
Rowan University
Glassboro, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
160
128
0.800
dementia
MCI
executive functions
Neil Resnick
University of Pittsburgh
Pittsburgh, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
156
84
0.538
geriatric syndromes
incontinence
delirium
falls
osteoporosis