Total 2,384,784 scientists, country 221, and institutions 24,461 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
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1,491
1,304
0.875
* Total i10 IndexRankings
Ranking Based On Selection: 2
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1,170
825
0.705
* Total i10 IndexRankings
Ranking Based On Selection: 3
Cancer Epidemiology
Genetic Epidemiology
Nutritional Epidemiology
Global Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1,157
822
0.710
* Total i10 IndexRankings
Ranking Based On Selection: 4
air pollution
metals
health
statistics
epigenetics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1,142
930
0.814
* Total i10 IndexRankings
Ranking Based On Selection: 5
social epidemiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1,114
898
0.806
* Total i10 IndexRankings
Ranking Based On Selection: 6
medicine
cardiology
atherosclerosis
immunology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
939
679
0.723
* Total i10 IndexRankings
Ranking Based On Selection: 7
Professor of Epidemiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
920
778
0.846
* Total i10 IndexRankings
Ranking Based On Selection: 8
Clinilacal and epidemiologic research
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
861
481
0.559
* Total i10 IndexRankings
Ranking Based On Selection: 9
Epidemiology
microbiome
cancer prevention
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
681
611
0.897
* Total i10 IndexRankings
Ranking Based On Selection: 10
Epidemiology
Pregnancy
Perinatal Medicince
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
664
440
0.663
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* Total i10 IndexRankings
Ranking Based On Selection: 11
Comparative effectiveness of biopharmaceuticals
real-world evidence
healthcare data science
pharmacoepidemiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
461
337
0.731
* Total i10 IndexRankings
Ranking Based On Selection: 12
Flourishing
Epidemiology
Causal Inference
Statistics
Religion
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
429
390
0.909
* Total i10 IndexRankings
Ranking Based On Selection: 13
Epidemiology
medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
411
345
0.839
* Total i10 IndexRankings
Ranking Based On Selection: 14
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
404
311
0.770
* Total i10 IndexRankings
Ranking Based On Selection: 15
Epidemiology
Infectious Diseases
Surveillance
Microbiology
Biostatistics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
397
329
0.829
* Total i10 IndexRankings
Ranking Based On Selection: 16
Epidemiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
389
322
0.828
* Total i10 IndexRankings
Ranking Based On Selection: 17
epidemiology
cancer
prostate cancer
biomarkers
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
368
294
0.799
* Total i10 IndexRankings
Ranking Based On Selection: 18
Causal inference
Observational studies
Epidemiology
Biostatistics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
359
320
0.891
* Total i10 IndexRankings
Ranking Based On Selection: 19
statistics
epidemiology
biostatistics
causal inference
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
352
279
0.793
* Total i10 IndexRankings
Ranking Based On Selection: 20
epidemiology
biomarkers
infertility
assisted reproductive technology
endometriosis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
341
301
0.883
* Total i10 IndexRankings
Ranking Based On Selection: 21
epidemiology
clinical trials
diet
biomarkers
hypertension
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
322
271
0.842
* Total i10 IndexRankings
Ranking Based On Selection: 22
public health
social epidemiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
310
220
0.710
* Total i10 IndexRankings
Ranking Based On Selection: 23
Reproductive Epidemiology
Nutritional Epidemiolgy
Epidemiology
Infertility
Reproductive Medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
308
293
0.951
* Total i10 IndexRankings
Ranking Based On Selection: 24
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
304
164
0.539
* Total i10 IndexRankings
Ranking Based On Selection: 25
public health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
295
261
0.885
Frank B Hu
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1,491
1,304
0.875
Paul M Ridker
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1,170
825
0.705
David J Hunter
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1,157
822
0.710
Cancer Epidemiology
Genetic Epidemiology
Nutritional Epidemiology
Global Health
Joel Schwartz
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1,142
930
0.814
air pollution
metals
health
statistics
epigenetics
Ichiro Kawachi
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1,114
898
0.806
Peter Libby
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
939
679
0.723
medicine
cardiology
atherosclerosis
immunology
Eric Rimm
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
920
778
0.846
Professor of Epidemiology
Hans Olov Adami
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
861
481
0.559
Clinilacal and epidemiologic research
Andrew T Chan
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
681
611
0.897
Epidemiology
microbiome
cancer prevention
Michelle A Williams
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
664
440
0.663
Epidemiology
Pregnancy
Perinatal Medicince
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Sebastian Schneeweiss
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
461
337
0.731
Comparative effectiveness of biopharmaceuticals
real-world evidence
healthcare data science
pharmacoepidemiology
Tyler J Vanderweele
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
429
390
0.909
Flourishing
Epidemiology
Causal Inference
Statistics
Religion
Alberto Ascherio
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
411
345
0.839
Epidemiology
medicine
Paige Williams
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
404
311
0.770
Marc Lipsitch
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
397
329
0.829
Epidemiology
Infectious Diseases
Surveillance
Microbiology
Biostatistics
Yuqing Zhang
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
389
322
0.828
Lorelei Mucci
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
368
294
0.799
epidemiology
cancer
prostate cancer
biomarkers
Miguel Hernan
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
359
320
0.891
Causal inference
Observational studies
Epidemiology
Biostatistics
James M Robins
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
352
279
0.793
statistics
epidemiology
biostatistics
causal inference
Stacey Missmer
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
341
301
0.883
epidemiology
biomarkers
infertility
assisted reproductive technology
endometriosis
Howard Sesso
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
322
271
0.842
epidemiology
clinical trials
diet
biomarkers
hypertension
Nancy Krieger
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
310
220
0.710
public health
social epidemiology
Jorge Chavarro
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
308
293
0.951
Reproductive Epidemiology
Nutritional Epidemiolgy
Epidemiology
Infertility
Reproductive Medicine
James P Butler
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
304
164
0.539
S Bryn Austin
Harvard University
Cambridge, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
295
261
0.885