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
Building
Construction Digitalisation
Value Management
Quantity Surveying
Construction Industry Development
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
292
276
0.945
* Total i10 IndexRankings
Ranking Based On Selection :2
Housing
Environmental Planning
Urbanisation
Resilience
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
46
0.821
* Total i10 IndexRankings
Ranking Based On Selection :3
public space
spatial transformation
sustainability
resilience
regeneration
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
54
34
0.630
* Total i10 IndexRankings
Ranking Based On Selection :4
Sustainable city development
informal urbanism
housing and sustainable livelihoods
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
43
41
0.953
* Total i10 IndexRankings
Ranking Based On Selection :5
housing
gender
monitoring and evaluation
HIV and AIDS
non-communicable diseases
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
26
0.839
* Total i10 IndexRankings
Ranking Based On Selection :6
housing
land
urban development
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
14
0.452
* Total i10 IndexRankings
Ranking Based On Selection :7
Housing studies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
28
0.933
* Total i10 IndexRankings
Ranking Based On Selection :8
Data Mining and warehousing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
23
0.821
* Total i10 IndexRankings
Ranking Based On Selection :9
Urban studies
urban governance
housing
socio-economic rights
land tenure
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
15
0.652
* Total i10 IndexRankings
Ranking Based On Selection :10
Construction Business & Housing Markets
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
22
1.000
* Total i10 IndexRankings
Ranking Based On Selection :11
urban governance and development
housing and real estate development
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
20
1.000
* Total i10 IndexRankings
Ranking Based On Selection :12
Environmental Valuation
Wetland Valuation
Real Estate Valuation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
12
0.600
* Total i10 IndexRankings
Ranking Based On Selection :13
Health and Safety
Real Estate
Facilities Management
Infrastructure Sustainability
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
19
1.000
* Total i10 IndexRankings
Ranking Based On Selection :14
Cities and neighbourhoods
Housing
Informality
Urban Political Economies
Conservation and Development
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
16
0.941
* Total i10 IndexRankings
Ranking Based On Selection :15
housing
urban governance
local government
participation
law and social change
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
13
0.765
* Total i10 IndexRankings
Ranking Based On Selection :16
PPP
Housing
Sustainability
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
16
1.000
* Total i10 IndexRankings
Ranking Based On Selection :17
Housing Development and Management
Materials Development
Safety Practices and Building Maintenance
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
15
0.938
* Total i10 IndexRankings
Ranking Based On Selection :18
Urban Geography
Housing and Land Administration
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
9
0.750
* Total i10 IndexRankings
Ranking Based On Selection :19
Housing
real estate
land
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
6
0.500
* Total i10 IndexRankings
Ranking Based On Selection :20
Real Estate
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
9
0.818
* Total i10 IndexRankings
Ranking Based On Selection :21
Sustainable Buiult environment
Affordable Housing
Lean Construction
Project Management.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
8
0.727
* Total i10 IndexRankings
Ranking Based On Selection :22
Informal settlement upgrading and low-income housing policy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
8
0.800
* Total i10 IndexRankings
Ranking Based On Selection :23
Housing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
8
0.800
* Total i10 IndexRankings
Ranking Based On Selection :24
Property Development
Management
Project Management
Real Estate Sustainability
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
8
0.889
* Total i10 IndexRankings
Ranking Based On Selection :25
Real estate
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
6
0.667
Clinton Aigbavboa
University of Johannesburg
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
292
276
0.945
Building
Construction Digitalisation
Value Management
Quantity Surveying
Construction Industry Development
Innocent Chirisa
University of Zimbabwe
Harare, Zimbabwe
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
46
0.821
Housing
Environmental Planning
Urbanisation
Resilience
Karina Landman
University of Pretoria
Pretoria, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
54
34
0.630
public space
spatial transformation
sustainability
resilience
regeneration
Owusu Amponsah
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
43
41
0.953
Sustainable city development
informal urbanism
housing and sustainable livelihoods
Catherine Ndinda
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
26
0.839
housing
gender
monitoring and evaluation
HIV and AIDS
non-communicable diseases
Mark Napier
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
14
0.452
Jan Cloete
University of the Free State
Bloemfontein, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
28
0.933
Sathishkumar Karuppusamy
BlueCrest College
Accra, Ghana
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
23
0.821
Margot Wendy Rubin|Margot Wendy Rubin
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
15
0.652
Urban studies
urban governance
housing
socio-economic rights
land tenure
Francis K. Bondinuba
Kumasi Technical University
Kumasi, Ghana
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
22
1.000
Lewis Abedi Asante
Kumasi Technical University
Kumasi, Ghana
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
20
1.000
urban governance and development
housing and real estate development
Ajibola, Mayowa Olusola
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
12
0.600
Environmental Valuation
Wetland Valuation
Real Estate Valuation
Chioma Okoro
University of Johannesburg
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
19
1.000
Health and Safety
Real Estate
Facilities Management
Infrastructure Sustainability
Andreas Scheba
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
16
0.941
Cities and neighbourhoods
Housing
Informality
Urban Political Economies
Conservation and Development
Kate Tissington
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
13
0.765
housing
urban governance
local government
participation
law and social change
Neema Kavishe
Ardhi University
Dar es Salaam, Tanzania
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
16
1.000
Ajao, Adekunle M
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
15
0.938
Housing Development and Management
Materials Development
Safety Practices and Building Maintenance
Ibrahim M. Dankani
Usmanu Danfodiyo University
Sokoto, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
9
0.750
Urban Geography
Housing and Land Administration
Aly Karam
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
6
0.500
Anthony Ikpeme Ankeli
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
9
0.818
Julius Ayodeji Fapohunda
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
8
0.727
Sustainable Buiult environment
Affordable Housing
Lean Construction
Project Management.
John Ntema
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
8
0.800
Informal settlement upgrading and low-income housing policy
Oni, Abiodun Samson
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
8
0.800
Paulinus Woka Ihuah
Rivers State University of Science & Technology
Port Harcourt, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
8
0.889
Property Development
Management
Project Management
Real Estate Sustainability
Amos Adewusi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
6
0.667