North America

H-Index
Rankings

North America Scientists H-Index Rankings 2025

AD Scientific Index evaluates the academic productivity and efficiency of scientists and institutions based on the H-index, i10 index, and citation counts. In addition to total H-index rankings, you can also explore rankings and analyses by "Scientists Last 6 Years H-index" and by subject.

map
×
Total 508.021 scientist, 12 country, 3.502 institution
* Total H Index Rankings
World Rank
3
Country Rank
1
Institution Rank :1
Ranking Based On Selection :1
United States
Ronald C Kessler
Ronald C Kessler
Harvard University
Cambridge , United States
Medical and Health Sciences / Psychiatry
Psychiatric Epidemiology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
345
205
0.594
See All Rankings and Analysis
* Total H Index Rankings
World Rank
6
Country Rank
2
Institution Rank :1
Ranking Based On Selection :2
United States
Robert Langer
Robert Langer
Massachusetts Institute of Technology
Cambridge , United States
Engineering & Technology / Bioengineering
drug delivery
tissue engineering
biomaterials
nanotechnology
chemistry
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
327
175
0.535
See All Rankings and Analysis
* Total H Index Rankings
World Rank
7
Country Rank
3
Institution Rank :1
Ranking Based On Selection :3
United States
Zhong Lin Wang
Zhong Lin Wang
Georgia Institute of Technology
Atlanta , United States
Engineering & Technology / Nanoscience and Nanotechnology
nanogenerator
self-powered sensors/systems
blue energy
piezotronics
piezo-phototronics
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
323
242
0.749
See All Rankings and Analysis
* Total H Index Rankings
World Rank
8
Country Rank
4
Institution Rank :2
Ranking Based On Selection :4
United States
Joann E Manson
Joann E Manson
Harvard University
Cambridge , United States
Medical and Health Sciences / Endocrinology and Metabolism
Endocrinology
Epidemiology
Cardiovascular Disease
Diabetes
Women's health
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
323
165
0.511
See All Rankings and Analysis
* Total H Index Rankings
World Rank
9
Country Rank
5
Institution Rank :3
Ranking Based On Selection :5
United States
Frank B Hu
Frank B Hu
Harvard University
Cambridge , United States
Medical and Health Sciences / Epidemiology and Public Health
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
320
209
0.653
See All Rankings and Analysis
* Total H Index Rankings
World Rank
10
Country Rank
6
Institution Rank :4
Ranking Based On Selection :6
United States
Eric Lander
Eric Lander
Harvard University
Cambridge , United States
Natural Sciences / Mathematical Sciences
Biology
Genomics
Genetics
Bioinformatics
Mathematics
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
319
217
0.680
See All Rankings and Analysis
* Total H Index Rankings
World Rank
11
Country Rank
7
Institution Rank :1
Ranking Based On Selection :7
United States
Graham Colditz
Graham Colditz
Washington University Saint Louis
St. Louis , United States
Medical and Health Sciences / Epidemiology and Public Health
Epidemiology
Cancer Prevention
Health Outcomes
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
314
134
0.427
See All Rankings and Analysis
* Total H Index Rankings
World Rank
12
Country Rank
8
Institution Rank :1
Ranking Based On Selection :8
United States
Fuquan Wang
Fuquan Wang
University of Wisconsin Madison
Madison , United States
Natural Sciences / Physics
Particle Physics
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
309
228
0.738
See All Rankings and Analysis
* Total H Index Rankings
World Rank
17
Country Rank
1
Institution Rank :1
Ranking Based On Selection :9
Canada
Gordon Guyatt
Gordon Guyatt
McMaster University
Hamilton , Canada
Medical and Health Sciences / Epidemiology and Public Health
Evidence-based medicine
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
304
179
0.589
See All Rankings and Analysis
* Total H Index Rankings
World Rank
21
Country Rank
2
Institution Rank :2
Ranking Based On Selection :10
Canada
Salim Yusuf
Salim Yusuf
McMaster University
Hamilton , Canada
Medical and Health Sciences / Cardiology
Cardiology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
298
173
0.581
See All Rankings and Analysis
* Total H Index Rankings
World Rank
24
Country Rank
9
Institution Rank :1
Ranking Based On Selection :11
United States
James Brau
James Brau
University of Oregon
Eugene , United States
Natural Sciences / Physics
particle physics
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
295
198
0.671
See All Rankings and Analysis
* Total H Index Rankings
World Rank
27
Country Rank
10
Institution Rank :1
Ranking Based On Selection :12
United States
Bert Vogelstein
Bert Vogelstein
Johns Hopkins University
Baltimore , United States
Natural Sciences / Molecular Biology & Genetics
Cancer
Biology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
292
152
0.521
See All Rankings and Analysis
* Total H Index Rankings
World Rank
28
Country Rank
11
Institution Rank :1
Ranking Based On Selection :13
United States
Stephane Willocq
Stephane Willocq
University of Massachusetts Amherst
Amherst , United States
Natural Sciences / Physics
particle physics
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
290
186
0.641
See All Rankings and Analysis
* Total H Index Rankings
World Rank
29
Country Rank
12
Institution Rank :5
Ranking Based On Selection :14
United States
Paul M Ridker
Paul M Ridker
Harvard University
Cambridge , United States
Medical and Health Sciences / Epidemiology and Public Health
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
285
177
0.621
See All Rankings and Analysis
* Total H Index Rankings
World Rank
34
Country Rank
13
Institution Rank :1
Ranking Based On Selection :15
United States
Michael Karin
Michael Karin
University of California San Diego
San Diego , United States
Medical and Health Sciences / Pharmacology
Molecular Biology
Immunology
Cancer Biology
Signal Transduction
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
281
133
0.473
See All Rankings and Analysis
* Total H Index Rankings
World Rank
35
Country Rank
14
Institution Rank :1
Ranking Based On Selection :16
United States
Richard A Flavell
Richard A Flavell
Yale University
New Haven , United States
Medical and Health Sciences / Immunology
Immunology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
280
142
0.507
See All Rankings and Analysis
* Total H Index Rankings
World Rank
37
Country Rank
15
Institution Rank :1
Ranking Based On Selection :17
United States
Yi Cui
Yi Cui
Stanford University
Stanford , United States
Engineering & Technology / Nanoscience and Nanotechnology
nanotechnology
energy
environment
2D materials
nanobio
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
277
229
0.827
See All Rankings and Analysis
* Total H Index Rankings
World Rank
38
Country Rank
16
Institution Rank :1
Ranking Based On Selection :18
United States
Lei Layla Li
Lei Layla Li
Duke University
Durham , United States
Natural Sciences / Physics
Experimental high energy physics
Particle physics
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
277
194
0.700
See All Rankings and Analysis
* Total H Index Rankings
World Rank
40
Country Rank
17
Institution Rank :1
Ranking Based On Selection :19
United States
Peter Wittich
Peter Wittich
Cornell University
Ithaca , United States
Natural Sciences / Physics
experimental particle physics
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
276
160
0.580
See All Rankings and Analysis
* Total H Index Rankings
World Rank
43
Country Rank
3
Institution Rank :1
Ranking Based On Selection :20
Canada
Justin Albert
Justin Albert
University of Victoria British Columbia
Victoria , Canada
Natural Sciences / Physics
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
273
180
0.659
See All Rankings and Analysis
* Total H Index Rankings
World Rank
45
Country Rank
18
Institution Rank :2
Ranking Based On Selection :21
United States
Eric Torrence
Eric Torrence
University of Oregon
Eugene , United States
Natural Sciences / Physics
High Energy Physics
Particle Physics
Physics
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
271
179
0.661
See All Rankings and Analysis
* Total H Index Rankings
World Rank
47
Country Rank
19
Institution Rank :1
Ranking Based On Selection :22
United States
Luigi Ferrucci
Luigi Ferrucci
National Institute on Aging
, United States
Medical and Health Sciences / Geriatrics
Geriatrics and Gerontology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
269
180
0.669
See All Rankings and Analysis
* Total H Index Rankings
World Rank
48
Country Rank
20
Institution Rank :1
Ranking Based On Selection :23
United States
Daniel Levy
Daniel Levy
National Institutes of Health
Bethesda, Maryland , United States
Natural Sciences / Molecular Biology & Genetics
Genetics
Genomics
Epidemiology
Cardiovascular Disease
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
269
156
0.580
See All Rankings and Analysis
* Total H Index Rankings
World Rank
49
Country Rank
21
Institution Rank :1
Ranking Based On Selection :24
United States
John Rutherfoord
John Rutherfoord
University of Arizona
Tucson , United States
Natural Sciences / Physics
Experimental Partical Physics
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
268
170
0.634
See All Rankings and Analysis
* Total H Index Rankings
World Rank
50
Country Rank
22
Institution Rank :1
Ranking Based On Selection :25
United States
Mark Oreglia
Mark Oreglia
University of Chicago
Chicago , United States
Natural Sciences / Physics
particle physics
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
267
173
0.648
See All Rankings and Analysis
* Total H Index Rankings
Rankings
3
United States
1
1
Ranking Based On Selection: 1
Ronald C Kessler
Ronald C Kessler
Harvard University Cambridge, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
345
205
0.594
Medical and Health Sciences / Psychiatry
Psychiatric Epidemiology
See All Rankings and Analysis
* Total H Index Rankings
Rankings
6
United States
2
1
Ranking Based On Selection: 2
Robert Langer
Robert Langer
Massachusetts Institute of Technology Cambridge, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
327
175
0.535
Engineering & Technology / Bioengineering
drug delivery
tissue engineering
biomaterials
nanotechnology
chemistry
See All Rankings and Analysis
* Total H Index Rankings
Rankings
7
United States
3
1
Ranking Based On Selection: 3
Zhong Lin Wang
Zhong Lin Wang
Georgia Institute of Technology Atlanta, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
323
242
0.749
Engineering & Technology / Nanoscience and Nanotechnology
nanogenerator
self-powered sensors/systems
blue energy
piezotronics
piezo-phototronics
See All Rankings and Analysis
* Total H Index Rankings
Rankings
8
United States
4
2
Ranking Based On Selection: 4
Joann E Manson
Joann E Manson
Harvard University Cambridge, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
323
165
0.511
Medical and Health Sciences / Endocrinology and Metabolism
Endocrinology
Epidemiology
Cardiovascular Disease
Diabetes
Women's health
See All Rankings and Analysis
* Total H Index Rankings
Rankings
9
United States
5
3
Ranking Based On Selection: 5
Frank B Hu
Frank B Hu
Harvard University Cambridge, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
320
209
0.653
Medical and Health Sciences / Epidemiology and Public Health
See All Rankings and Analysis
* Total H Index Rankings
Rankings
10
United States
6
4
Ranking Based On Selection: 6
Eric Lander
Eric Lander
Harvard University Cambridge, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
319
217
0.680
Natural Sciences / Mathematical Sciences
Biology
Genomics
Genetics
Bioinformatics
Mathematics
See All Rankings and Analysis
* Total H Index Rankings
Rankings
11
United States
7
1
Ranking Based On Selection: 7
Graham Colditz
Graham Colditz
Washington University Saint Louis St. Louis, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
314
134
0.427
Medical and Health Sciences / Epidemiology and Public Health
Epidemiology
Cancer Prevention
Health Outcomes
See All Rankings and Analysis
* Total H Index Rankings
Rankings
12
United States
8
1
Ranking Based On Selection: 8
Fuquan Wang
Fuquan Wang
University of Wisconsin Madison Madison, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
309
228
0.738
Natural Sciences / Physics
Particle Physics
See All Rankings and Analysis
* Total H Index Rankings
Rankings
17
Canada
1
1
Ranking Based On Selection: 9
Gordon Guyatt
Gordon Guyatt
McMaster University Hamilton, Canada Canada
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
304
179
0.589
Medical and Health Sciences / Epidemiology and Public Health
Evidence-based medicine
See All Rankings and Analysis
* Total H Index Rankings
Rankings
21
Canada
2
2
Ranking Based On Selection: 10
Salim Yusuf
Salim Yusuf
McMaster University Hamilton, Canada Canada
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
298
173
0.581
Medical and Health Sciences / Cardiology
Cardiology
See All Rankings and Analysis
* Total H Index Rankings
Rankings
24
United States
9
1
Ranking Based On Selection: 11
James Brau
James Brau
University of Oregon Eugene, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
295
198
0.671
Natural Sciences / Physics
particle physics
See All Rankings and Analysis
* Total H Index Rankings
Rankings
27
United States
10
1
Ranking Based On Selection: 12
Bert Vogelstein
Bert Vogelstein
Johns Hopkins University Baltimore, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
292
152
0.521
Natural Sciences / Molecular Biology & Genetics
Cancer
Biology
See All Rankings and Analysis
* Total H Index Rankings
Rankings
28
United States
11
1
Ranking Based On Selection: 13
Stephane Willocq
Stephane Willocq
University of Massachusetts Amherst Amherst, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
290
186
0.641
Natural Sciences / Physics
particle physics
See All Rankings and Analysis
* Total H Index Rankings
Rankings
29
United States
12
5
Ranking Based On Selection: 14
Paul M Ridker
Paul M Ridker
Harvard University Cambridge, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
285
177
0.621
Medical and Health Sciences / Epidemiology and Public Health
See All Rankings and Analysis
* Total H Index Rankings
Rankings
34
United States
13
1
Ranking Based On Selection: 15
Michael Karin
Michael Karin
University of California San Diego San Diego, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
281
133
0.473
Medical and Health Sciences / Pharmacology
Molecular Biology
Immunology
Cancer Biology
Signal Transduction
See All Rankings and Analysis
* Total H Index Rankings
Rankings
35
United States
14
1
Ranking Based On Selection: 16
Richard A Flavell
Richard A Flavell
Yale University New Haven, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
280
142
0.507
Medical and Health Sciences / Immunology
Immunology
See All Rankings and Analysis
* Total H Index Rankings
Rankings
37
United States
15
1
Ranking Based On Selection: 17
Yi Cui
Yi Cui
Stanford University Stanford, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
277
229
0.827
Engineering & Technology / Nanoscience and Nanotechnology
nanotechnology
energy
environment
2D materials
nanobio
See All Rankings and Analysis
* Total H Index Rankings
Rankings
38
United States
16
1
Ranking Based On Selection: 18
Lei Layla Li
Lei Layla Li
Duke University Durham, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
277
194
0.700
Natural Sciences / Physics
Experimental high energy physics
Particle physics
See All Rankings and Analysis
* Total H Index Rankings
Rankings
40
United States
17
1
Ranking Based On Selection: 19
Peter Wittich
Peter Wittich
Cornell University Ithaca, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
276
160
0.580
Natural Sciences / Physics
experimental particle physics
See All Rankings and Analysis
* Total H Index Rankings
Rankings
43
Canada
3
1
Ranking Based On Selection: 20
Justin Albert
Justin Albert
University of Victoria British Columbia Victoria, Canada Canada
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
273
180
0.659
Natural Sciences / Physics
See All Rankings and Analysis
* Total H Index Rankings
Rankings
45
United States
18
2
Ranking Based On Selection: 21
Eric Torrence
Eric Torrence
University of Oregon Eugene, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
271
179
0.661
Natural Sciences / Physics
High Energy Physics
Particle Physics
Physics
See All Rankings and Analysis
* Total H Index Rankings
Rankings
47
United States
19
1
Ranking Based On Selection: 22
Luigi Ferrucci
Luigi Ferrucci
National Institute on Aging , United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
269
180
0.669
Medical and Health Sciences / Geriatrics
Geriatrics and Gerontology
See All Rankings and Analysis
* Total H Index Rankings
Rankings
48
United States
20
1
Ranking Based On Selection: 23
Daniel Levy
Daniel Levy
National Institutes of Health Bethesda, Maryland, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
269
156
0.580
Natural Sciences / Molecular Biology & Genetics
Genetics
Genomics
Epidemiology
Cardiovascular Disease
See All Rankings and Analysis
* Total H Index Rankings
Rankings
49
United States
21
1
Ranking Based On Selection: 24
John Rutherfoord
John Rutherfoord
University of Arizona Tucson, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
268
170
0.634
Natural Sciences / Physics
Experimental Partical Physics
See All Rankings and Analysis
* Total H Index Rankings
Rankings
50
United States
22
1
Ranking Based On Selection: 25
Mark Oreglia
Mark Oreglia
University of Chicago Chicago, United States United States
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
267
173
0.648
Natural Sciences / Physics
particle physics
See All Rankings and Analysis