The Citation Rankings (Highly Cited Researchers) list highlight the most cited and influential researchers across a vast range of scientific fields, covering 197 main and sub-disciplines, including the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings. This service, offered exclusively by AD Scientific Index, aims to provide a balanced perspective by excluding data from CERN and other statistical sources that disproportionately favor certain researchers, particularly in the social sciences and humanities. This unique approach addresses the advantages researchers with multi-author publications and CERN involvement hold over others. Furthermore, citation rankings help uncover rule violations and unethical practices within the research community. For more detailed citation analyses, explore the 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
Ecological Economics
Landscape Ecology
Ecosystem Services
Environmental Science
Ecology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
171,956
57,477
0.334
* Total Citation Counts Rankings
Ranking Based On Selection: 2
organization theory
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
127,185
35,580
0.280
* Total Citation Counts Rankings
Ranking Based On Selection: 3
entrepreneurship
technology transfer
corporate social responsibility
innovation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
86,729
30,725
0.354
* Total Citation Counts Rankings
Ranking Based On Selection: 4
Nutrition
Obesity
Public Policy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
82,602
16,694
0.202
* Total Citation Counts Rankings
Ranking Based On Selection: 5
Public Administration
Comparative Public Administration
Public Policy
European Politics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
80,195
21,854
0.273
* Total Citation Counts Rankings
Ranking Based On Selection: 6
economics
environment
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
66,287
13,240
0.200
* Total Citation Counts Rankings
Ranking Based On Selection: 7
Policy development
mental health and public health
training
research and implementation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
53,976
28,453
0.527
* Total Citation Counts Rankings
Ranking Based On Selection: 8
Innovation - Entrepreneurship - Geography - Public Policy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51,442
14,345
0.279
* Total Citation Counts Rankings
Ranking Based On Selection: 9
public policy
policy design
public administration
political science
comparative public policy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
50,016
24,964
0.499
* Total Citation Counts Rankings
Ranking Based On Selection: 10
Misinformation
Science Communication
Health Communication
Political Communication
Science and Technology Policy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
48,447
18,375
0.379
* Total Citation Counts Rankings
Ranking Based On Selection: 11
public administration
public management
public service motivation
public human resource management
altruism
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
45,267
14,980
0.331
* Total Citation Counts Rankings
Ranking Based On Selection: 12
Public health and data science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
45,002
39,853
0.886
* Total Citation Counts Rankings
Ranking Based On Selection: 13
trust
leadership
organizational behavior
learning
organizational control
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
43,908
11,622
0.265
* Total Citation Counts Rankings
Ranking Based On Selection: 14
science and technology policy
higher education policy
organization theory
public management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
41,967
13,573
0.323
* Total Citation Counts Rankings
Ranking Based On Selection: 15
Bureaucracy
Organization Studies
Sociology
Public Administration
Ethics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
41,377
8,660
0.209
* Total Citation Counts Rankings
Ranking Based On Selection: 16
Public Opinion - Climate Change - Risk Perception - Risk Communication - Sustainability Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
41,107
21,695
0.528
* Total Citation Counts Rankings
Ranking Based On Selection: 17
public health
infectious disease surveillance and epidemiology
human and avian influenza
biostatistics
zoonotic diseases
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
40,862
37,150
0.909
* Total Citation Counts Rankings
Ranking Based On Selection: 18
Public Management
Bureaucracy
Race
Representation
Behavioral Public Administration
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39,815
11,288
0.284
* Total Citation Counts Rankings
Ranking Based On Selection: 19
Development Economics
Finance
Poverty
Microfinance
Microcredit
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38,674
9,184
0.237
* Total Citation Counts Rankings
Ranking Based On Selection: 20
public health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38,322
35,503
0.926
* Total Citation Counts Rankings
Ranking Based On Selection: 21
public management
public administration
public governance
trust
performance management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38,073
11,429
0.300
* Total Citation Counts Rankings
Ranking Based On Selection: 22
Education policy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,592
9,361
0.263
* Total Citation Counts Rankings
Ranking Based On Selection: 23
Informal economy
undeclared work
public policy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
33,792
11,879
0.352
* Total Citation Counts Rankings
Ranking Based On Selection: 24
Alcohol Abuse
Drug Abuse
Screening and Brief Intervention
Addiction Treatment
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
33,257
10,896
0.328
* Total Citation Counts Rankings
Ranking Based On Selection: 25
Molecular epidemiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
33,147
17,294
0.522
Robert Costanza
Australian National University
Canberra, Australia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
171,956
57,477
0.334
Ecological Economics
Landscape Ecology
Ecosystem Services
Environmental Science
Ecology
Michael D Cohen
University of Michigan
Ann Arbor, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
127,185
35,580
0.280
Donald Siegel
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
86,729
30,725
0.354
entrepreneurship
technology transfer
corporate social responsibility
innovation
Kelly D Brownell
Duke University
Durham, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
82,602
16,694
0.202
Nutrition
Obesity
Public Policy
B Guy Peters
University of Pittsburgh
Pittsburgh, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
80,195
21,854
0.273
Public Administration
Comparative Public Administration
Public Policy
European Politics
Herman Daly
University of Maryland
College Park, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
66,287
13,240
0.200
Mohammad Taghi Yasamy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
53,976
28,453
0.527
Policy development
mental health and public health
training
research and implementation
Maryann Feldman
University of North Carolina Chapel Hill
Chapel Hill, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51,442
14,345
0.279
Innovation - Entrepreneurship - Geography - Public Policy
Michael Patrick Howlett|Michael Howlett, M. Howlett, Michael Patrick Howlett
Simon Fraser University
Burnaby, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
50,016
24,964
0.499
public policy
policy design
public administration
political science
comparative public policy
Dietram A Scheufele
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
48,447
18,375
0.379
Misinformation
Science Communication
Health Communication
Political Communication
Science and Technology Policy
James L Perry
Indiana University Bloomington
Bloomington, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
45,267
14,980
0.331
public administration
public management
public service motivation
public human resource management
altruism
Joseph T Wu
University of Hong Kong
Pokfulam, Hong Kong
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
45,002
39,853
0.886
Public health and data science
Sim B Sitkin
Duke University
Durham, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
43,908
11,622
0.265
trust
leadership
organizational behavior
learning
organizational control
Barry Bozeman
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
41,967
13,573
0.323
science and technology policy
higher education policy
organization theory
public management
Paul Du Gay
Copenhagen Business School
Frederiksberg, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
41,377
8,660
0.209
Bureaucracy
Organization Studies
Sociology
Public Administration
Ethics
Anthony Leiserowitz
Yale University
New Haven, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
41,107
21,695
0.528
Public Opinion - Climate Change - Risk Perception - Risk Communication - Sustainability Science
Eric Lau
University of Hong Kong
Pokfulam, Hong Kong
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
40,862
37,150
0.909
public health
infectious disease surveillance and epidemiology
human and avian influenza
biostatistics
zoonotic diseases
Kenneth J Meier
American University
Washington, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39,815
11,288
0.284
Public Management
Bureaucracy
Race
Representation
Behavioral Public Administration
Jonathan J Morduch
New York University
New York, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38,674
9,184
0.237
Development Economics
Finance
Poverty
Microfinance
Microcredit
Santi Martini *
Universitas Airlangga
Surabaya, Indonesia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38,322
35,503
0.926
Geert Bouckaert
Catholic University of Leuven
Leuven, Belgium
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38,073
11,429
0.300
public management
public administration
public governance
trust
performance management
Helen F Ladd
Duke University
Durham, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,592
9,361
0.263
Colin C Williams
University of Sheffield
Sheffield, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
33,792
11,879
0.352
Informal economy
undeclared work
public policy
J Aaron Johnson
Augusta University
Augusta, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
33,257
10,896
0.328
Alcohol Abuse
Drug Abuse
Screening and Brief Intervention
Addiction Treatment
Xueling Sim
National University of Singapore
Queenstown, Singapore
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
33,147
17,294
0.522