Citation Rankings (Highly Cited Researchers) 2024 and list of influential and most cited researchers in Agriculture and Forestry, Architecture and Design, Business and Management, Economics and Econometrics, Education, Engineering and Technology, History, Philosophy, Theology, Law, Medicine and Health Sciences, Natural Sciences and Social Sciences and their 256 sub-branches is a unique service offered only by “AD Scientific Index”. You can see the most cited and influential researchers in the country and region. See also for more specific citation analyses: "last 6 years citation index" Universities Rankings 2024 (Sort by: Total Citations) and Universities Rankings 2024 (Sort by : Last 6 Years Citations)
* Last 6 Years Citation Counts Rankings
![Catherine Rottenberg](https://cdn.adscientificindex.com/pictures/2e/1289079.jpg)
Feminism
Care
American Studies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,853
3,992
0.823
* Last 6 Years Citation Counts Rankings
![Charles Shipan](https://cdn.adscientificindex.com/pictures/b6/1298865.jpg)
American politics
political institutions
Congress
courts
bureaucracy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,927
3,805
0.348
![Saouma Boujaoude](/user/assets/images/profile/no-profile-photo.png)
Science Education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,094
3,704
0.407
* Last 6 Years Citation Counts Rankings
![Richard Fording](https://cdn.adscientificindex.com/pictures/65/1701724.jpg)
Political Science
American Politics
Public Policy
State Politics
Race and Politics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,838
3,656
0.372
![Hazem Hajj](https://cdn.adscientificindex.com/pictures/0f/342527.jpg)
Machine Learning
Arabic Natural Language Processing
Context Aware Sensing
Time Series Prediction
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,665
3,626
0.777
* Last 6 Years Citation Counts Rankings
![Lawrence Jacobs](https://cdn.adscientificindex.com/pictures/93/4679254.jpg)
American Politics
public opinion and elections
social policy and health care reform
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,150
3,535
0.250
![Abood Hamed Saif Al Sawafi](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,589
3,506
0.627
![Kamel Ghali](/user/assets/images/profile/no-profile-photo.png)
Conservation of energy
thermal comfort and indoor air quality
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,180
3,499
0.566
![Fadi Aloul](https://cdn.adscientificindex.com/pictures/95/2040284.jpg)
Cyber Security
Internet of Things
Mobile Applications
Innovative Education
Boolean Satisfiability and Optimization
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,158
3,453
0.482
* Last 6 Years Citation Counts Rankings
![Gary C Jacobson](/user/assets/images/profile/no-profile-photo.png)
American politics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,834
3,419
0.192
* Last 6 Years Citation Counts Rankings
![Robert Huckfeldt](/user/assets/images/profile/no-profile-photo.png)
American politics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,166
3,412
0.199
![Philip Mccarthy|McCarthy PM, PM McCarthy](https://cdn.adscientificindex.com/pictures/a4/2040285.jpg)
ESL
Discourse
Text
linguistics computer science
psychology cognitive science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,903
3,389
0.491
![Achyut Shankar](/user/assets/images/profile/no-profile-photo.png)
Cyber Engineering
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,420
3,329
0.973
* Last 6 Years Citation Counts Rankings
![Eric Schickler](/user/assets/images/profile/no-profile-photo.png)
American politics
Congress
partisanship
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,859
3,292
0.334
![Hitesh Chopra](https://cdn.adscientificindex.com/pictures/08/4732108.jpg)
Drug delivery
nanotechnology
Polymer
Natural products
wound
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,244
3,219
0.992
![Imran Zualkernan](/user/assets/images/profile/no-profile-photo.png)
Advanced Learning Technologies
Internet of Things
Edge Analytics
Deep Learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,994
3,124
0.626
![Amit Sharma](https://cdn.adscientificindex.com/pictures/40/4818004.jpg)
Wireless Sensor Networks
Internet of Things
Data Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,939
3,076
0.781
![AR Al-Ali](https://cdn.adscientificindex.com/pictures/a1/2040294.jpg)
Cyber Physical Systems
Embedded Systems
Internet-of-Things
Smart City Applications
Industry 4.0
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,985
3,019
0.606
* Last 6 Years Citation Counts Rankings
![William Howell](https://cdn.adscientificindex.com/pictures/90/1850144.jpg)
American political institutions
executive politics
the presidency
effective government
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,097
2,971
0.294
* Last 6 Years Citation Counts Rankings
![Tiffany D Barnes](https://cdn.adscientificindex.com/pictures/bb/1386117.jpg)
Comparative Politics
Gender and Politics
Women and Politics
Latin American Politics
Comparative
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,910
2,951
0.755
![Lalit Garg](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,897
2,931
0.599
![Antoine Ghauch](https://cdn.adscientificindex.com/pictures/a2/295919.jpg)
Water Treatment
Advanced Oxidation Processes
Instrumental Analysis
Spectroscopy
Forensic Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,999
2,886
0.577
![Ibrahim H Osman](https://cdn.adscientificindex.com/pictures/72/358090.jpg)
Electronic Government
Supply Chain Analytics
Vehicle Routing Problem
Meta-Heuristics
Cognitive
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,519
2,875
0.230
* Last 6 Years Citation Counts Rankings
![Geoffrey Layman](https://cdn.adscientificindex.com/pictures/e8/1454136.jpg)
American Politics
Political Parties
Public Opinion
Religion and Politics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,772
2,813
0.362
* Last 6 Years Citation Counts Rankings
![Karthick Ramakrishnan](https://cdn.adscientificindex.com/pictures/a8/1770749.jpg)
Political behavior
public policy
immigration policy
Latinx and Asian American politics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,785
2,799
0.484
Catherine Rottenberg
University of Nottingham
Nottingham, United Kingdom
![United Kingdom](/flags/gb.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,853
3,992
0.823
Charles Shipan
University of Michigan
Ann Arbor, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,927
3,805
0.348
American politics
political institutions
Congress
courts
bureaucracy
Saouma Boujaoude
American University of Beirut
Beirut, Lebanon
![Lebanon](/flags/lb.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,094
3,704
0.407
Richard Fording
University of Alabama
Tuscaloosa, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,838
3,656
0.372
Political Science
American Politics
Public Policy
State Politics
Race and Politics
Hazem Hajj
American University of Beirut
Beirut, Lebanon
![Lebanon](/flags/lb.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,665
3,626
0.777
Machine Learning
Arabic Natural Language Processing
Context Aware Sensing
Time Series Prediction
Lawrence Jacobs
University of Minnesota Twin Cities
Minneapolis, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,150
3,535
0.250
American Politics
public opinion and elections
social policy and health care reform
Abood Hamed Saif Al Sawafi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,589
3,506
0.627
Kamel Ghali
American University of Beirut
Beirut, Lebanon
![Lebanon](/flags/lb.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,180
3,499
0.566
Conservation of energy
thermal comfort and indoor air quality
Fadi Aloul
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,158
3,453
0.482
Cyber Security
Internet of Things
Mobile Applications
Innovative Education
Boolean Satisfiability and Optimization
Gary C Jacobson
University of California San Diego
San Diego, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,834
3,419
0.192
Robert Huckfeldt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,166
3,412
0.199
Philip Mccarthy|McCarthy PM, PM McCarthy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,903
3,389
0.491
ESL
Discourse
Text
linguistics computer science
psychology cognitive science
Achyut Shankar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,420
3,329
0.973
Eric Schickler
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,859
3,292
0.334
American politics
Congress
partisanship
Hitesh Chopra
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,244
3,219
0.992
Drug delivery
nanotechnology
Polymer
Natural products
wound
Imran Zualkernan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,994
3,124
0.626
Advanced Learning Technologies
Internet of Things
Edge Analytics
Deep Learning
Amit Sharma
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,939
3,076
0.781
Wireless Sensor Networks
Internet of Things
Data Science
AR Al-Ali
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,985
3,019
0.606
Cyber Physical Systems
Embedded Systems
Internet-of-Things
Smart City Applications
Industry 4.0
William Howell
University of Chicago
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,097
2,971
0.294
American political institutions
executive politics
the presidency
effective government
Tiffany D Barnes
University of Kentucky
Lexington, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,910
2,951
0.755
Comparative Politics
Gender and Politics
Women and Politics
Latin American Politics
Comparative
Lalit Garg
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,897
2,931
0.599
Antoine Ghauch
American University of Beirut
Beirut, Lebanon
![Lebanon](/flags/lb.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,999
2,886
0.577
Water Treatment
Advanced Oxidation Processes
Instrumental Analysis
Spectroscopy
Forensic Science
Ibrahim H Osman
American University of Beirut
Beirut, Lebanon
![Lebanon](/flags/lb.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,519
2,875
0.230
Electronic Government
Supply Chain Analytics
Vehicle Routing Problem
Meta-Heuristics
Cognitive
Geoffrey Layman
University of Notre Dame
Notre Dame, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,772
2,813
0.362
American Politics
Political Parties
Public Opinion
Religion and Politics
Karthick Ramakrishnan
University of California Riverside
Riverside, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,785
2,799
0.484
Political behavior
public policy
immigration policy
Latinx and Asian American politics