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)
![David E Vance](https://cdn.adscientificindex.com/pictures/0c/1702320.jpg)
HIV
aging
cognition
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,845
5,065
0.467
* Last 6 Years Citation Counts Rankings
![Maria R Shirey](https://cdn.adscientificindex.com/pictures/d8/1702425.jpg)
Leadership
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,224
2,585
0.495
* Last 6 Years Citation Counts Rankings
![Lori A Loan](https://cdn.adscientificindex.com/pictures/0c/1702589.jpg)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,152
1,128
0.524
* Last 6 Years Citation Counts Rankings
![Nancy Wingo](/user/assets/images/profile/no-profile-photo.png)
online education
innovation
design thinking
interprofessional education
gamification
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,163
1,104
0.949
* Last 6 Years Citation Counts Rankings
![Rita Jablonski](https://cdn.adscientificindex.com/pictures/a1/1702600.jpg)
Dementia
caregivers
oral health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,720
665
0.387
* Last 6 Years Citation Counts Rankings
![Patricia M Speck](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
746
343
0.460
* Last 6 Years Citation Counts Rankings
![Caitlin Caitie Marley Campbell|Caitlin Campbell, Caitlin M. Campbell](https://cdn.adscientificindex.com/pictures/39/5161308.jpg)
Nurse work environment
missed nursing care
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
136
136
1.000
* Last 6 Years Citation Counts Rankings
![Tanekkia Taylor-Clark](/user/assets/images/profile/no-profile-photo.png)
Nursing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
67
64
0.955
* Last 6 Years Citation Counts Rankings
![Chunhong Xiao](https://cdn.adscientificindex.com/pictures/ac/5154204.jpg)
Alzheimer and dementia behavior symptoms
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22
22
1.000
David E Vance
University of Alabama Birmingham
Birmingham, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,845
5,065
0.467
HIV
aging
cognition
Maria R Shirey
University of Alabama Birmingham
Birmingham, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,224
2,585
0.495
Lori A Loan
University of Alabama Birmingham
Birmingham, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,152
1,128
0.524
Nancy Wingo
University of Alabama Birmingham
Birmingham, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,163
1,104
0.949
online education
innovation
design thinking
interprofessional education
gamification
Rita Jablonski
University of Alabama Birmingham
Birmingham, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,720
665
0.387
Dementia
caregivers
oral health
Patricia M Speck
University of Alabama Birmingham
Birmingham, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
746
343
0.460
Caitlin Caitie Marley Campbell|Caitlin Campbell, Caitlin M. Campbell
University of Alabama Birmingham
Birmingham, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
136
136
1.000
Nurse work environment
missed nursing care
Tanekkia Taylor-Clark
University of Alabama Birmingham
Birmingham, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
67
64
0.955
Chunhong Xiao
University of Alabama Birmingham
Birmingham, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22
22
1.000
Alzheimer and dementia behavior symptoms