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)
![Genevieve Clark](/user/assets/images/profile/no-profile-photo.png)
Photonics
low-dimensional materials
optics
condensed matter physics
quantum information science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,310
12,178
0.851
![Charles Clancy](https://cdn.adscientificindex.com/pictures/49/4392779.jpg)
wireless security
RF machine learning
spectrum sharing
AI security
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,425
7,870
0.510
![Paul Ward](https://cdn.adscientificindex.com/pictures/d0/4389005.jpg)
Cognitive Science
Cognitive Engineering
Decision Making
Expertise
Human Machine Teaming
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,471
5,766
0.398
![Adam Hahn](/user/assets/images/profile/no-profile-photo.png)
Cyber Security
Cyber-Physical Systems
Smart Grid
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,478
4,941
0.661
![Mikel Rodriguez](https://cdn.adscientificindex.com/pictures/bb/4387730.jpg)
Computer vision
Machine Learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,829
4,783
0.442
![Mark A Kramer](https://cdn.adscientificindex.com/pictures/4a/4386706.jpg)
healthcare
artificial intelligence
standards and interoperability
modeling
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,618
3,566
0.307
![Christopher Hegarty](/user/assets/images/profile/no-profile-photo.png)
GPS
satellite navigation
communication theory
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,878
3,305
0.222
![Ozgur Eris](https://cdn.adscientificindex.com/pictures/35/4388699.jpg)
Design Cognition
Collaboration Systems
Human Machine Teaming
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,968
2,596
0.373
![Lynette Hirschman](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,765
2,485
0.168
* Last 6 Years Citation Counts Rankings
![Andreas Tolk](https://cdn.adscientificindex.com/pictures/bc/4390984.jpg)
Modeling and Simulation
Interoperability and Composability
Complex Adaptive Systems
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,487
2,483
0.332
* Last 6 Years Citation Counts Rankings
![Steven Noel](https://cdn.adscientificindex.com/pictures/ce/4382852.jpg)
cyber security
cognitive security
security analysis
security metrics
graph databases
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,528
1,827
0.330
* Last 6 Years Citation Counts Rankings
![Clayton M Fowler](https://cdn.adscientificindex.com/pictures/44/4393329.jpg)
Metamaterials
Optics/Photonics
Deep Learning
Communications
Signal Processing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,644
1,638
0.996
* Last 6 Years Citation Counts Rankings
![Brandon Rodenburg](https://cdn.adscientificindex.com/pictures/8e/4392181.jpg)
quantum information
quantum computing
quantum optics
optical physics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,777
1,576
0.568
* Last 6 Years Citation Counts Rankings
![Steven Gianvecchio](https://cdn.adscientificindex.com/pictures/2c/4382835.jpg)
Network Security
Intrusion Detection
Machine Learning
Online Games
Social Networks
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,915
1,296
0.445
* Last 6 Years Citation Counts Rankings
![John M Irvine](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,637
1,204
0.331
* Last 6 Years Citation Counts Rankings
![Jill L Drury](https://cdn.adscientificindex.com/pictures/8e/4398106.jpg)
human-computer interaction
computer-supported cooperative work
human-robot interaction
decision
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,044
1,116
0.276
* Last 6 Years Citation Counts Rankings
![Jonathan Anderson](/user/assets/images/profile/no-profile-photo.png)
real-time systems
distributed systems
fault-tolerant software
resilient software
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,924
1,049
0.359
* Last 6 Years Citation Counts Rankings
![John Aberdeen](https://cdn.adscientificindex.com/pictures/c2/4398326.jpg)
Human Language Technology
Natural Language Processing
Medical Informatics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,587
1,006
0.280
* Last 6 Years Citation Counts Rankings
![Keith Scott](/user/assets/images/profile/no-profile-photo.png)
networking
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,279
962
0.153
* Last 6 Years Citation Counts Rankings
![Karl Branting](https://cdn.adscientificindex.com/pictures/7b/4399288.jpg)
artificial intelligence
law
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,850
948
0.333
* Last 6 Years Citation Counts Rankings
![Walt Melo](https://cdn.adscientificindex.com/pictures/a2/4384236.jpg)
software engineering
cloud computing
big data
semantic web
enterprise architecture
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,403
934
0.126
* Last 6 Years Citation Counts Rankings
![Saurabh Mittal](https://cdn.adscientificindex.com/pictures/69/4381877.jpg)
Modeling and Simulation
Complex adaptive systems
Cyber Physical Systems
DEVS
System of Systems
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,507
912
0.364
* Last 6 Years Citation Counts Rankings
![Robert A Martin](/user/assets/images/profile/no-profile-photo.png)
software and systems development methodologies that can make software-based systems more reliable
safe
secure
and resilient
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,778
889
0.500
* Last 6 Years Citation Counts Rankings
![Brian F Tivnan](https://cdn.adscientificindex.com/pictures/21/4392267.jpg)
Complex Systems
Computational Finance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,619
871
0.538
* Last 6 Years Citation Counts Rankings
![Guido Zarrella](https://cdn.adscientificindex.com/pictures/b0/4396216.jpg)
Artificial Intelligence
Machine Learning
Neuromorphic Computing
Natural Language Processing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,697
854
0.503
Genevieve Clark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,310
12,178
0.851
Photonics
low-dimensional materials
optics
condensed matter physics
quantum information science
Charles Clancy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,425
7,870
0.510
wireless security
RF machine learning
spectrum sharing
AI security
Paul Ward
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,471
5,766
0.398
Cognitive Science
Cognitive Engineering
Decision Making
Expertise
Human Machine Teaming
Adam Hahn
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,478
4,941
0.661
Cyber Security
Cyber-Physical Systems
Smart Grid
Mikel Rodriguez
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,829
4,783
0.442
Computer vision
Machine Learning
Mark A Kramer
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,618
3,566
0.307
healthcare
artificial intelligence
standards and interoperability
modeling
Christopher Hegarty
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,878
3,305
0.222
Ozgur Eris
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,968
2,596
0.373
Lynette Hirschman
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,765
2,485
0.168
Andreas Tolk
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,487
2,483
0.332
Modeling and Simulation
Interoperability and Composability
Complex Adaptive Systems
Steven Noel
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,528
1,827
0.330
cyber security
cognitive security
security analysis
security metrics
graph databases
Clayton M Fowler
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,644
1,638
0.996
Metamaterials
Optics/Photonics
Deep Learning
Communications
Signal Processing
Brandon Rodenburg
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,777
1,576
0.568
quantum information
quantum computing
quantum optics
optical physics
Steven Gianvecchio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,915
1,296
0.445
Network Security
Intrusion Detection
Machine Learning
Online Games
Social Networks
John M Irvine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,637
1,204
0.331
Jill L Drury
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,044
1,116
0.276
human-computer interaction
computer-supported cooperative work
human-robot interaction
decision
Jonathan Anderson
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,924
1,049
0.359
real-time systems
distributed systems
fault-tolerant software
resilient software
John Aberdeen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,587
1,006
0.280
Human Language Technology
Natural Language Processing
Medical Informatics
Keith Scott
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,279
962
0.153
Karl Branting
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,850
948
0.333
artificial intelligence
law
Walt Melo
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,403
934
0.126
software engineering
cloud computing
big data
semantic web
enterprise architecture
Saurabh Mittal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,507
912
0.364
Modeling and Simulation
Complex adaptive systems
Cyber Physical Systems
DEVS
System of Systems
Robert A Martin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,778
889
0.500
software and systems development methodologies that can make software-based systems more reliable
safe
secure
and resilient
Brian F Tivnan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,619
871
0.538
Complex Systems
Computational Finance
Guido Zarrella
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,697
854
0.503
Artificial Intelligence
Machine Learning
Neuromorphic Computing
Natural Language Processing