Productivity Rankings is a unique service offered only by “AD Scientific Index”. This is a ranking system derived from the i10 index in order to show the productivity of the scientist in publishing scientific articles of value. Productivity Rankings is an instrument that lists productive scientists in a given area, discipline, university, and country and can guide the development of meaningful incentives and academic policies. The world rankings, regional rankings, and university rankings of scientists in this table are developed based on the total i10 index. Additionally, click to view the special rankings based on Productivity Rankings: Scientists Last 6 years' i10 Index", Universities Total i10 Index Rankings 2025, Universities Last 6 Years i10 Index Rankings 2025 "Art and Humanities i10 Productivity Rankings" and "Social Sciences and Humanities i10 Productivity Rankings".
* Total i10 IndexRankings
Ranking Based On Selection :1
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
76
64
0.842
* Total i10 IndexRankings
Ranking Based On Selection :2
water
sanitation
hygiene
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
69
43
0.623
* Total i10 IndexRankings
Ranking Based On Selection :3
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
64
44
0.688
* Total i10 IndexRankings
Ranking Based On Selection :4
drinking water
sanitation and hygiene
data and monitoring
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
48
0.980
* Total i10 IndexRankings
Ranking Based On Selection :5
MNCH
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
34
0.810
* Total i10 IndexRankings
Ranking Based On Selection :6
vaccines
biologicals
product & process development
QbD
QC
freeze-drying
formulation
needle-free delivery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
41
32
0.780
* Total i10 IndexRankings
Ranking Based On Selection :7
Water Resources and supply engineering in developing countries
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
21
0.600
* Total i10 IndexRankings
Ranking Based On Selection :8
early child development
parenting
caregiving
prevention
low- and middle-income countries
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
24
0.923
* Total i10 IndexRankings
Ranking Based On Selection :9
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
18
0.692
* Total i10 IndexRankings
Ranking Based On Selection :10
CHWs
geography of community health / CHWs
integrated community case management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
18
0.900
* Total i10 IndexRankings
Ranking Based On Selection :11
medical anthropology
applied anthropology
health and human rights
pandemics and healthcare crisis
adolescent and child healt
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
16
0.889
* Total i10 IndexRankings
Ranking Based On Selection :12
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
13
0.929
* Total i10 IndexRankings
Ranking Based On Selection :13
water
saitation
cities
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
11
0.786
* Total i10 IndexRankings
Ranking Based On Selection :14
Maternal and Newborn Health
HIV
Reproductive Health
Nutrition
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
8
0.889
* Total i10 IndexRankings
Ranking Based On Selection :15
digital learning
distance learning
innovation
AI
out-of-school children
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
5
0.625
* Total i10 IndexRankings
Ranking Based On Selection :16
human rights
hard-to-reach populations
ethics
applied research
migration
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
4
0.571
* Total i10 IndexRankings
Ranking Based On Selection :17
Climate Change
Co-benefit
GHG emission
MSW
recycling
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total i10 IndexRankings
Ranking Based On Selection :18
Health System Strengthening
Maternal & Child Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total i10 IndexRankings
Ranking Based On Selection :19
Health Systems
Digital Health
Policy Analysis
Global Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total i10 IndexRankings
Ranking Based On Selection :20
Health Systems Strengthening
Digital Health
RMNCAH
HIV/AIDS/TB/Malaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 IndexRankings
Ranking Based On Selection :21
Public Health
Environmental Health
Health Development
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 IndexRankings
Ranking Based On Selection :22
Behaviour Science
Social Change
Communication for Development
Teaching and Learning
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 IndexRankings
Ranking Based On Selection :23
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
* Total i10 IndexRankings
Ranking Based On Selection :24
Climate change
health systems
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection :25
GIS & Remote sensing
Pollution
Environment
Data science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Arnaud Laillou
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
76
64
0.842
Guy Hutton
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
69
43
0.623
Rafael Obregon
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
64
44
0.688
Robert Bain
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
48
0.980
Sufang Guo
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
34
0.810
Jp Amorij
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
41
32
0.780
vaccines
biologicals
product & process development
QbD
QC
freeze-drying
formulation
needle-free delivery
Samuel Godfrey
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
21
0.600
Anilena Mejia
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
24
0.923
early child development
parenting
caregiving
prevention
low- and middle-income countries
Arjan De Wagt
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
18
0.692
Nicholas P Oliphant
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
18
0.900
CHWs
geography of community health / CHWs
integrated community case management
Ginger Johnson
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
16
0.889
medical anthropology
applied anthropology
health and human rights
pandemics and healthcare crisis
adolescent and child healt
Ariel Higgins-Steele
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
13
0.929
Daniel Van Rooijen
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
11
0.786
Asha Pun
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
8
0.889
Frank Van Cappelle
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
5
0.625
digital learning
distance learning
innovation
AI
out-of-school children
Andrea Rossi
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
4
0.571
human rights
hard-to-reach populations
ethics
applied research
migration
Amornchai Challcharoenwattana
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
Sanjeev Upadhyaya
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
Sunny Ibeneme
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
Daniel Salihu
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Health Systems Strengthening
Digital Health
RMNCAH
HIV/AIDS/TB/Malaria
Suyitno
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
Anastasiya Nurzhynska, Анастасія Нуржинська
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
Behaviour Science
Social Change
Communication for Development
Teaching and Learning
J Antonio Canaviri-Zamora
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
1
0.500
Swati Manchikanti
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Saikat Mandal Tanu
UNICEF
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000