Citation Rankings (Highly Cited Researchers) and the list of the most cited and influential researchers cover a wide range of scientific fields, spanning 197 main and sub-disciplines, as well as the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings, offering a unique service. Additionally, the list without CERN, Statistical Data, etc., provided exclusively by “AD Scientific Index”, is part of our effort to balance the situation created by CERN and researchers with statistical data, who have an advantage over others, especially those in the social and humanities fields. There should be new regulations for multi-author and CERN papers. Citation lists also reveal many rule violations and unethical practices. See also for more specific citation analyses: Scientists Last 6 years Citation Index, Universities Total Citations Rankings 2025 and Universities Last 6 Years Citations Rankings 2025
* Total Citation Counts Rankings
Ranking Based On Selection :1
geriatrics
health-related quality of life
loneliness
psychosocial factors
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,723
6,251
0.930
* Total Citation Counts Rankings
Ranking Based On Selection :2
Health Economic Evaluation
Pharmaceutical Regulation
Health Services Research
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,140
3,033
0.590
* Total Citation Counts Rankings
Ranking Based On Selection :3
experimental economics
environmental economics
public economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,816
1,852
0.385
* Total Citation Counts Rankings
Ranking Based On Selection :4
Health Economics
Quality of Life Research
Public Health
Mental Health
Gerontology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,795
3,588
0.748
* Total Citation Counts Rankings
Ranking Based On Selection :5
Monetary Economics
Financial Economics
Climate Finance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,958
2,623
0.663
* Total Citation Counts Rankings
Ranking Based On Selection :6
Financial Regulation
Capital Markets
Corporate Law
Insolvency Law
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,810
1,733
0.455
* Total Citation Counts Rankings
Ranking Based On Selection :7
Health Economics
Labor Economics
Family Economics
Applied Microeconometrics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,793
1,850
0.488
* Total Citation Counts Rankings
Ranking Based On Selection :8
Economic growth and development
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,328
549
0.165
* Total Citation Counts Rankings
Ranking Based On Selection :9
Economics
Environmental Economics
Climate Policy
Emission Trading
Behavioural Economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,161
1,905
0.603
* Total Citation Counts Rankings
Ranking Based On Selection :10
Economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,704
763
0.282
* Total Citation Counts Rankings
Ranking Based On Selection :11
Applied Econometrics
Macroeconomics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,297
883
0.384
* Total Citation Counts Rankings
Ranking Based On Selection :12
Causality
Economics of Education
Health Economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,978
1,348
0.681
* Total Citation Counts Rankings
Ranking Based On Selection :13
Frugal Innovation
Global Innovation Management
International Business Strategy
Mobile Commerce
Mobile Banking
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,946
586
0.301
* Total Citation Counts Rankings
Ranking Based On Selection :14
Intangibles and LPG
Economics of EMU
Public Support for the Euro
Trust and Growth
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,761
895
0.508
* Total Citation Counts Rankings
Ranking Based On Selection :15
Environmental Economics
Public Economics
Sustainability
Inequality
Behavioral Economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,632
1,364
0.836
* Total Citation Counts Rankings
Ranking Based On Selection :16
Sustainability Accounting
Sustainability Disclosure
Carbon Disclosure
Organizational Performance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,624
1,313
0.808
* Total Citation Counts Rankings
Ranking Based On Selection :17
Behavioral Finance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,426
542
0.380
* Total Citation Counts Rankings
Ranking Based On Selection :18
Econometrics
Statistics
Machine Learning
Data Science
Causal Machine Learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,280
1,044
0.816
* Total Citation Counts Rankings
Ranking Based On Selection :19
Financial Economics
Financial Econometrics
Mathematical Finance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,280
445
0.348
* Total Citation Counts Rankings
Ranking Based On Selection :20
Regulatory Policy
Competition Policy
Data Science
Machine Learning
Causal AI
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,118
504
0.451
* Total Citation Counts Rankings
Ranking Based On Selection :21
Economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,043
452
0.433
* Total Citation Counts Rankings
Ranking Based On Selection :22
Theoretical Econometrics
Applied Econometrics
Empirical Macroeconomics
Economic Demography
Text Mining
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
796
412
0.518
* Total Citation Counts Rankings
Ranking Based On Selection :23
Gambling
Cryptocurrency
Blockchain
Gaming
Economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
593
587
0.990
* Total Citation Counts Rankings
Ranking Based On Selection :24
Microeconomics
Market Design
Behavioural Economics
Behavioural Operations
Digital Transformation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
546
420
0.769
* Total Citation Counts Rankings
Ranking Based On Selection :25
public economics
environmental economics
behavioral economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
401
317
0.791
André Hajek
Universität Hamburg
Hamburg, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,723
6,251
0.930
geriatrics
health-related quality of life
loneliness
psychosocial factors
Tom Stargardt
Universität Hamburg
Hamburg, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,140
3,033
0.590
Health Economic Evaluation
Pharmaceutical Regulation
Health Services Research
Andreas Lange
Universität Hamburg
Hamburg, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,816
1,852
0.385
experimental economics
environmental economics
public economics
Christian Brettschneider
Universität Hamburg
Hamburg, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,795
3,588
0.748
Health Economics
Quality of Life Research
Public Health
Mental Health
Gerontology
Michael Bauer
Universität Hamburg
Hamburg, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,958
2,623
0.663
Monetary Economics
Financial Economics
Climate Finance
Wolf Georg Ringe
Universität Hamburg
Hamburg, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,810
1,733
0.455
Financial Regulation
Capital Markets
Corporate Law
Insolvency Law
Thomas Siedler
Universität Hamburg
Hamburg, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,793
1,850
0.488
Health Economics
Labor Economics
Family Economics
Applied Microeconometrics
Erich Gundlach
Universität Hamburg
Hamburg, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,328
549
0.165
Grischa Perino
Universität Hamburg
Hamburg, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,161
1,905
0.603
Economics
Environmental Economics
Climate Policy
Emission Trading
Behavioural Economics
Arne Heise
Universität Hamburg
Hamburg, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,704
763
0.282
Ulrich Fritsche
Universität Hamburg
Hamburg, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,297
883
0.384
Applied Econometrics
Macroeconomics
Jan Marcus
Universität Hamburg
Hamburg, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,978
1,348
0.681
Causality
Economics of Education
Health Economics
Stephan Buse
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,946
586
0.301
Frugal Innovation
Global Innovation Management
International Business Strategy
Mobile Commerce
Mobile Banking
Felix Roth
Universität Hamburg
Hamburg, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,761
895
0.508
Intangibles and LPG
Economics of EMU
Public Support for the Euro
Trust and Growth
Moritz A Drupp
Universität Hamburg
Hamburg, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,632
1,364
0.836
Environmental Economics
Public Economics
Sustainability
Inequality
Behavioral Economics
Frank Schiemann
Universität Hamburg
Hamburg, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,624
1,313
0.808
Sustainability Accounting
Sustainability Disclosure
Carbon Disclosure
Organizational Performance
Markus Nöth
Universität Hamburg
Hamburg, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,426
542
0.380
Martin Spindler
Universität Hamburg
Hamburg, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,280
1,044
0.816
Econometrics
Statistics
Machine Learning
Data Science
Causal Machine Learning
Alexander Szimayer
Universität Hamburg
Hamburg, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,280
445
0.348
Financial Economics
Financial Econometrics
Mathematical Finance
Tamer Çetin
Universität Hamburg
Hamburg, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,118
504
0.451
Regulatory Policy
Competition Policy
Data Science
Machine Learning
Causal AI
Gerd Muehlheusser
Universität Hamburg
Hamburg, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,043
452
0.433
Deniz Dilan Karaman Örsal
Universität Hamburg
Hamburg, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
796
412
0.518
Theoretical Econometrics
Applied Econometrics
Empirical Macroeconomics
Economic Demography
Text Mining
Fred Steinmetz
Universität Hamburg
Hamburg, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
593
587
0.990
Gambling
Cryptocurrency
Blockchain
Gaming
Economics
Timo Heinrich
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
546
420
0.769
Microeconomics
Market Design
Behavioural Economics
Behavioural Operations
Digital Transformation
Claudia Schwirplies
Universität Hamburg
Hamburg, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
401
317
0.791
public economics
environmental economics
behavioral economics