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)
![Amber Peterman](https://cdn.adscientificindex.com/pictures/a3/4390754.jpg)
Gender and development
social protection
gender-based violence
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,401
9,246
0.746
![Tyler A Porth](https://cdn.adscientificindex.com/pictures/f3/4383821.jpg)
COVID-19
health information systems
health systems
digital health
community health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,414
6,902
0.820
![Guy Hutton](/user/assets/images/profile/no-profile-photo.png)
water
sanitation
hygiene
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,159
3,038
0.372
![Robert Bain](https://cdn.adscientificindex.com/pictures/8d/4381047.jpg)
drinking water
sanitation and hygiene
data and monitoring
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,496
3,173
0.706
![Rafael Obregon](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,349
2,082
0.479
![Matthew Cummins](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,521
1,114
0.316
![Jp Amorij](https://cdn.adscientificindex.com/pictures/ae/4398932.jpg)
vaccines
biologicals
product & process development
QbD
QC
freeze-drying
formulation
needle-free delivery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,344
1,567
0.469
![Douglas J Noble](https://cdn.adscientificindex.com/pictures/a6/4394588.jpg)
Public Health
Education
Child Protection
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,137
1,182
0.377
![Do-Hyung Kim](https://cdn.adscientificindex.com/pictures/b7/4394480.jpg)
Remote sensing
AI
Machine Learning
GIS
Land Use Land Cover Change
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,076
2,013
0.654
![Arnaud Laillou](https://cdn.adscientificindex.com/pictures/b1/4391502.jpg)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,910
2,022
0.695
![Sufang Guo](/user/assets/images/profile/no-profile-photo.png)
MNCH
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,825
1,670
0.591
![Paolo Mefalopulos](/user/assets/images/profile/no-profile-photo.png)
Communication for Social and Behavior Change
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,300
1,164
0.506
![Robin Nandy](https://cdn.adscientificindex.com/pictures/33/4381235.jpg)
Epidemiology
Immunization
Maternal & Child Health
Humanitarian Emergencies
Disaster Response
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,197
1,444
0.657
![Ginger Johnson](/user/assets/images/profile/no-profile-photo.png)
medical anthropology
applied anthropology
health and human rights
pandemics and healthcare crisis
adolescent and child healt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,196
1,971
0.898
![David Colozza](https://cdn.adscientificindex.com/pictures/01/4590445.jpg)
Nutrition
Global health
Social Medicine
Food Systems
Asia-Pacific
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,045
2,028
0.992
![Samuel Godfrey](https://cdn.adscientificindex.com/pictures/79/4394630.jpg)
Water Resources and supply engineering in developing countries
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,747
932
0.533
![Paul Rutter](/user/assets/images/profile/no-profile-photo.png)
Public health
immunization
maternal and child health
infectious diseases
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,665
591
0.355
![Luisa Natali](/user/assets/images/profile/no-profile-photo.png)
Development Economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,664
977
0.587
![Raoul M Kamadjeu](/user/assets/images/profile/no-profile-photo.png)
Medicine
Public Health
Epidemiology
Public Health Informatics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,584
741
0.468
![Manuel Garcia-Herranz](https://cdn.adscientificindex.com/pictures/f2/4386422.jpg)
Computational Social Science
Complex Systems
Data Science
Algorithmic Equity
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,370
852
0.622
![Anilena Mejia](https://cdn.adscientificindex.com/pictures/11/4391211.jpg)
early child development
parenting
caregiving
prevention
low- and middle-income countries
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,302
944
0.725
![Ayoub Kafyulilo](https://cdn.adscientificindex.com/pictures/ea/4391698.jpg)
Education technology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,169
790
0.676
![Ingrid Sanchez Tapia](/user/assets/images/profile/no-profile-photo.png)
international and comparative education
science education
psychology
biology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,120
752
0.671
![Richard De Groot](/user/assets/images/profile/no-profile-photo.png)
social protection
development economics
child health
education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,042
881
0.845
![Mehmet Buldu](https://cdn.adscientificindex.com/pictures/93/4387270.jpg)
Education Policy
Pedagogy
Learning Assessment
Teacher Training
Early Childhood and Elementary Education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,020
492
0.482
Amber Peterman
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,401
9,246
0.746
Gender and development
social protection
gender-based violence
Tyler A Porth
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,414
6,902
0.820
COVID-19
health information systems
health systems
digital health
community health
Guy Hutton
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,159
3,038
0.372
Robert Bain
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,496
3,173
0.706
Rafael Obregon
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,349
2,082
0.479
Matthew Cummins
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,521
1,114
0.316
Jp Amorij
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,344
1,567
0.469
vaccines
biologicals
product & process development
QbD
QC
freeze-drying
formulation
needle-free delivery
Douglas J Noble
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,137
1,182
0.377
Public Health
Education
Child Protection
Do-Hyung Kim
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,076
2,013
0.654
Remote sensing
AI
Machine Learning
GIS
Land Use Land Cover Change
Arnaud Laillou
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,910
2,022
0.695
Sufang Guo
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,825
1,670
0.591
Paolo Mefalopulos
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,300
1,164
0.506
Communication for Social and Behavior Change
Robin Nandy
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,197
1,444
0.657
Epidemiology
Immunization
Maternal & Child Health
Humanitarian Emergencies
Disaster Response
Ginger Johnson
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,196
1,971
0.898
medical anthropology
applied anthropology
health and human rights
pandemics and healthcare crisis
adolescent and child healt
David Colozza
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,045
2,028
0.992
Nutrition
Global health
Social Medicine
Food Systems
Asia-Pacific
Samuel Godfrey
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,747
932
0.533
Paul Rutter
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,665
591
0.355
Public health
immunization
maternal and child health
infectious diseases
Luisa Natali
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,664
977
0.587
Raoul M Kamadjeu
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,584
741
0.468
Medicine
Public Health
Epidemiology
Public Health Informatics
Manuel Garcia-Herranz
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,370
852
0.622
Computational Social Science
Complex Systems
Data Science
Algorithmic Equity
Anilena Mejia
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,302
944
0.725
early child development
parenting
caregiving
prevention
low- and middle-income countries
Ayoub Kafyulilo
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,169
790
0.676
Ingrid Sanchez Tapia
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,120
752
0.671
international and comparative education
science education
psychology
biology
Richard De Groot
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,042
881
0.845
social protection
development economics
child health
education
Mehmet Buldu
UNICEF
New York, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,020
492
0.482
Education Policy
Pedagogy
Learning Assessment
Teacher Training
Early Childhood and Elementary Education