Total 2,384,784 scientists, country 221, and institutions 24,461 are evaluated in the Productivity Rankings, an exclusive service provided by AD Scientific Index. This ranking measures and highlights the scientific productivity of researchers based on the i10 index (number of publications with at least 10 citations). This system identifies highly productive scientists across disciplines, institutions, and regions, contributing to the development of evidence-based academic policies and effective incentive mechanisms. The rankings include global, regional, and institutional analyses, along with specialized rankings such as Scientists' Last 6 Years' i10 Index and Universities' i10 Index Rankings 2025. With Premium Membership, you can:
- Gain full access to detailed comparisons and advanced analytics,
- Objectively evaluate your academic productivity,
- Make strategic, data-driven decisions to enhance performance.
* Total i10 IndexRankings
Ranking Based On Selection: 1
Optics
Vision
Astigmatism
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
109
17
0.156
* Total i10 IndexRankings
Ranking Based On Selection: 2
Optometry
Ocular Pharmacology
Vision Science
Ocular Health
IPC in Eye Care
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
43
0.694
* Total i10 IndexRankings
Ranking Based On Selection: 3
Optometry and Vision Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
50
43
0.860
* Total i10 IndexRankings
Ranking Based On Selection: 4
Optometry and vision science
low vision
public health optometry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
27
0.818
* Total i10 IndexRankings
Ranking Based On Selection: 5
Maternal and child nutrition
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
29
0.967
* Total i10 IndexRankings
Ranking Based On Selection: 6
macular pigment
clinical trial
age-related macular degeneration
epidemiology
nutrition
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
27
0.931
* Total i10 IndexRankings
Ranking Based On Selection: 7
optometry
renal physiology
endocrinology and metabolism
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
26
0.929
* Total i10 IndexRankings
Ranking Based On Selection: 8
Contact lens
Research Methods
Public Health
Primary Care Optometry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
13
0.813
* Total i10 IndexRankings
Ranking Based On Selection: 9
Optometry
Refractive Error
Blindness
Public Health
Higher Education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
12
0.800
* Total i10 IndexRankings
Ranking Based On Selection: 10
Spectroscopy
plasma
welding
optics
optometry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
12
0.800
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* Total i10 IndexRankings
Ranking Based On Selection: 11
Statistics of Refractive State
Computer software for vision measurement
Vision Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
7
0.467
* Total i10 IndexRankings
Ranking Based On Selection: 12
optometry
keratoconus
binocular vision
contact lenses
optometry education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
8
0.571
* Total i10 IndexRankings
Ranking Based On Selection: 13
Clinical Optometry: OCT
HIV
myopia
e-device use
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
10
0.833
* Total i10 IndexRankings
Ranking Based On Selection: 14
Matérial science_optics and optometry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
5
0.417
* Total i10 IndexRankings
Ranking Based On Selection: 15
Ocular health
Toxicology and Environmental/public Vision
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
3
0.500
* Total i10 IndexRankings
Ranking Based On Selection: 16
Binocular Vision
Orthoptics and Vision Therapy
Public Health Optometry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
4
0.800
* Total i10 IndexRankings
Ranking Based On Selection: 17
Clinical optometry
occupational and public health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
3
0.600
* Total i10 IndexRankings
Ranking Based On Selection: 18
Contact lenses
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
2
0.400
* Total i10 IndexRankings
Ranking Based On Selection: 19
Optometry
Public Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 20
health professions education
optometry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
* Total i10 IndexRankings
Ranking Based On Selection: 21
Refractive Errors
Physiological Optics of the Eye
Optics of Dispensing
Aniseikonia and anterior
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 22
Contact lenses
Optometry and Technology
Paediatric vision
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 23
Optometry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 24
Optometry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 25
ocular Health
primary care Optometry.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
William Harris
University of Johannesburg
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
109
17
0.156
Samuel Kyei
University of Cape Coast
Cape Coast, Ghana
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
43
0.694
Optometry
Ocular Pharmacology
Vision Science
Ocular Health
IPC in Eye Care
Khathutshelo Percy Mashige
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
50
43
0.860
Godwin Ovenseri-Ogbomo Od
University of Benin
Benin City, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
27
0.818
Optometry and vision science
low vision
public health optometry
Terefe Derso
University of Gondar
Gondar, Ethiopia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
29
0.967
Kwadwo Owusu Akuffo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
27
0.931
macular pigment
clinical trial
age-related macular degeneration
epidemiology
nutrition
Mohammed Abdu Seid
Debre Tabor University
Gondar, Ethiopia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
26
0.929
optometry
renal physiology
endocrinology and metabolism
Ilechie Alex Azuka
University of Cape Coast
Cape Coast, Ghana
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
13
0.813
Contact lens
Research Methods
Public Health
Primary Care Optometry
Prasidh Ramson
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
12
0.800
Optometry
Refractive Error
Blindness
Public Health
Higher Education
Amar Boutaghane
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
12
0.800
Spectroscopy
plasma
welding
optics
optometry
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Alan Rubin
University of Johannesburg
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
7
0.467
Statistics of Refractive State
Computer software for vision measurement
Vision Science
Vanessa R Moodley
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
8
0.571
optometry
keratoconus
binocular vision
contact lenses
optometry education
Alvin J Munsamy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
10
0.833
Clinical Optometry: OCT
HIV
myopia
e-device use
Fatiha Kail
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
5
0.417
Matérial science_optics and optometry
Canice Asonye
University of Benin
Benin City, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
3
0.500
Ocular health
Toxicology and Environmental/public Vision
Mohammed Abdul-Kabir
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
4
0.800
Binocular Vision
Orthoptics and Vision Therapy
Public Health Optometry
Lawrence Sithole
University of Limpopo
Mankweng, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
3
0.600
Clinical optometry
occupational and public health
Wayne Gillan
University of Johannesburg
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
2
0.400
Jacqueline Obioma Elemba
Imo State University Owerri
Owerri, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Diane Wallace Van Staden
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
health professions education
optometry
AbdulSadik Ahmed
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
Refractive Errors
Physiological Optics of the Eye
Optics of Dispensing
Aniseikonia and anterior
Naimah Ebrahim Khan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
Contact lenses
Optometry and Technology
Paediatric vision
Nsonwu Magnus C
Imo State University Owerri
Owerri, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
Naa Adjeley Addo
University of Cape Coast
Cape Coast, Ghana
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Uwagboe Precious Ngozi
University of Benin
Benin City, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
ocular Health
primary care Optometry.