Total 2,392,995 scientists, country 221, and institutions 24,455 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:
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- Objectively evaluate your academic productivity,
- Make strategic, data-driven decisions to enhance performance.
* Total i10 IndexRankings
Ranking Based On Selection: 1
First interest
Second interest
Vaccinology
Respiratory pathogens
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
555
459
0.827
* Total i10 IndexRankings
Ranking Based On Selection: 2
HIV TB COVID HAEMATOLOFY
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
233
137
0.588
* Total i10 IndexRankings
Ranking Based On Selection: 3
sleep
thermoregulation
brain
alcohol
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
174
154
0.885
* Total i10 IndexRankings
Ranking Based On Selection: 4
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
171
32
0.187
* Total i10 IndexRankings
Ranking Based On Selection: 5
Obesity
insulin resistance
adipogenesis
developmental origins of disease
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
133
93
0.699
* Total i10 IndexRankings
Ranking Based On Selection: 6
Obesity
insulin resistance
adipogenesis
developmental origins of disease
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
133
92
0.692
* Total i10 IndexRankings
Ranking Based On Selection: 7
Malaria Vector Control
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
114
86
0.754
* Total i10 IndexRankings
Ranking Based On Selection: 8
HIV
MDR TB
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
86
64
0.744
* Total i10 IndexRankings
Ranking Based On Selection: 9
Iron metabolism
HIV epidemiology
KSHV
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
85
26
0.306
* Total i10 IndexRankings
Ranking Based On Selection: 10
Hydroinformatics
water resources engineering
networks and systems optimization
integrated water
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
75
46
0.613
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* Total i10 IndexRankings
Ranking Based On Selection: 11
HIV
HCV
HBV
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
68
36
0.529
* Total i10 IndexRankings
Ranking Based On Selection: 12
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
64
57
0.891
* Total i10 IndexRankings
Ranking Based On Selection: 13
neuropathic pain
pain epidemiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
63
34
0.540
* Total i10 IndexRankings
Ranking Based On Selection: 14
hypertension
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
40
0.645
* Total i10 IndexRankings
Ranking Based On Selection: 15
Virology and Child health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
60
57
0.950
* Total i10 IndexRankings
Ranking Based On Selection: 16
HIV/AIDS andRehabilitation Management
service delivery
community based rehabilitation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
52
38
0.731
* Total i10 IndexRankings
Ranking Based On Selection: 17
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
46
19
0.413
* Total i10 IndexRankings
Ranking Based On Selection: 18
breast cancer
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
37
37
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 19
Migration and displacement
belonging
xenophobia and violent exclusion
migration governance
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
20
0.690
* Total i10 IndexRankings
Ranking Based On Selection: 20
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
9
0.321
* Total i10 IndexRankings
Ranking Based On Selection: 21
HIV immunology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
20
0.741
* Total i10 IndexRankings
Ranking Based On Selection: 22
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
25
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 23
Quantum Machine Learning
Machine Learning
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
23
0.920
* Total i10 IndexRankings
Ranking Based On Selection: 24
welding
coal
fabrication
corrosion
additive manufacturing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
21
0.840
* Total i10 IndexRankings
Ranking Based On Selection: 25
Medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
19
0.905
Shabir A. Madhi
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
555
459
0.827
First interest
Second interest
Vaccinology
Respiratory pathogens
Wendy Stevens|Stevens Wendy S, Stevens W, StevensW.S.
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
233
137
0.588
Fiona Baker
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
174
154
0.885
P Cleaton-Jones
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
171
32
0.187
Nigel Crowther
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
133
93
0.699
Obesity
insulin resistance
adipogenesis
developmental origins of disease
Nigel John Crowther
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
133
92
0.692
Obesity
insulin resistance
adipogenesis
developmental origins of disease
Lizette L Koekemoer
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
114
86
0.754
Francesca Conradie
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
86
64
0.744
Patrick Macphail
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
85
26
0.306
Tiku Tanyimboh
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
75
46
0.613
Hydroinformatics
water resources engineering
networks and systems optimization
integrated water
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Charles Chasela
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
68
36
0.529
Alisha Wade
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
64
57
0.891
Peter Kamerman
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
63
34
0.540
Libhaber Elena
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
40
0.645
Vicky Baillie
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
60
57
0.950
Hellen Myezwa
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
52
38
0.731
HIV/AIDS andRehabilitation Management
service delivery
community based rehabilitation
Ames Dhai
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
46
19
0.413
Herbert Cubasch
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
37
37
1.000
Jean Pierre Misago
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
20
0.690
Migration and displacement
belonging
xenophobia and violent exclusion
migration governance
Anthony Lelliott
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
9
0.321
Christina Thobakgale
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
20
0.741
Heidi L Richards
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
25
1.000
Muhammad Al-Zafar Khan
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
23
0.920
Nthabiseng Maledi
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
21
0.840
Jaya A George
University of the Witwatersrand
Johannesburg, South Africa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
19
0.905