Citation Rankings (Highly Cited Researchers) and the list of the most cited and influential researchers cover a wide range of scientific fields, spanning 197 main and sub-disciplines, as well as the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings, offering a unique service. Additionally, the list without CERN, Statistical Data, etc., provided exclusively by “AD Scientific Index”, is part of our effort to balance the situation created by CERN and researchers with statistical data, who have an advantage over others, especially those in the social and humanities fields. There should be new regulations for multi-author and CERN papers. Citation lists also reveal many rule violations and unethical practices. See also for more specific citation analyses: Scientists Last 6 years Citation Index, Universities Total Citations Rankings 2025 and Universities Last 6 Years Citations Rankings 2025
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :1
Development Economics
Environment and Institutional Growth
International Economics
Health Economics
Applied Econometric.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
815
725
0.890
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :2
Water Resources and Environmental Engineering
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
771
702
0.911
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :3
Neuroembryology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
986
608
0.617
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :4
Neuroscience
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
905
545
0.602
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :5
Public and International Law
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
517
473
0.915
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :6
Comparative Anatomy and Biological Anthropology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
975
399
0.409
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :7
Irrigation
Water Resources and Environmental Engineering
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
530
334
0.630
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :8
Mechanical engineering
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
255
250
0.980
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :9
Environmental Health
Medical Sciences
Public Health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
334
242
0.725
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :10
Nanotechnology
Renewable Energy
Material Science
Catalysis
Adsorption
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
232
231
0.996
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :11
International Relations
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
534
162
0.303
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :12
Ethnopharmacology
Enzymology
Drug Discovery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
227
133
0.586
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :13
International business
Strategic management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
121
121
1.000
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :14
Development Studies
Rural-Urban Sociology
Forest Governance
Migration
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
110
108
0.982
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :15
Artificial Intelligence
Computer Vision
Pattern Recognition
Human Computer Interaction (HCI)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
104
104
1.000
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :16
Computational Thermal Fluids
Applied Artificial Intelligence
Aerodynamics and Energy System
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
82
82
1.000
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :17
Power system control
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
130
77
0.592
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :18
Energy and Solid state physics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
79
74
0.937
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :19
Environmental Planning
Disaster Management
Disaster Risk Reduction
Research Methods
Flood management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
77
71
0.922
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :20
Medical Statistics
Fertility
Mortality
and Sexual and Reproductive Health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
72
71
0.986
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :21
Pharmacy regulation
health policy
pharmacy management and administration
public health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56
56
1.000
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :22
Human Nutrition
Nutritional Biochemistry
Animal Nutrition and Production
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
66
55
0.833
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :23
Philosophy and Public Affairs
Sustainable Development
Philosophy of Science
Public Philosophy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
58
55
0.948
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :24
information Managent
ICT
MIS
Higher Education Research TVET
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
86
42
0.488
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :25
Test Measurement and Evaluation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
126
38
0.302
Olorunfemi Yasiru Alimi
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
815
725
0.890
Development Economics
Environment and Institutional Growth
International Economics
Health Economics
Applied Econometric.
Idowu Ezekiel Olorunfemi
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
771
702
0.911
Thomas Magnus Adebo
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
986
608
0.617
Ogungbe Lg
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
905
545
0.602
Simeon Olaosebikan Oni
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
517
473
0.915
Tk Adenowo
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
975
399
0.409
Kolawole Ogedengbe
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
530
334
0.630
Olumide Towoju
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
255
250
0.980
Sokan-Adeaga Adewale Allen
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
334
242
0.725
Abayomi Bamisaye
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
232
231
0.996
Nanotechnology
Renewable Energy
Material Science
Catalysis
Adsorption
Ogunsanwo Alaba .
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
534
162
0.303
Olusola Abiola Ladokun
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
227
133
0.586
Onamusi, Abiodun Babatunde
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
121
121
1.000
Olugbenga Samuel Falase
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
110
108
0.982
Development Studies
Rural-Urban Sociology
Forest Governance
Migration
Oluwaseyi Funmi Afe
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
104
104
1.000
Artificial Intelligence
Computer Vision
Pattern Recognition
Human Computer Interaction (HCI)
Engr. Seyi Alabi
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
82
82
1.000
Computational Thermal Fluids
Applied Artificial Intelligence
Aerodynamics and Energy System
Babatunde S. Emmanuel
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
130
77
0.592
Ayodele Abiodun
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
79
74
0.937
Olusegun Joseph Falola
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
77
71
0.922
Environmental Planning
Disaster Management
Disaster Risk Reduction
Research Methods
Flood management
Tubosun A. Olowolafe
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
72
71
0.986
Medical Statistics
Fertility
Mortality
and Sexual and Reproductive Health
Yejide Olukemi Oseni
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56
56
1.000
Pharmacy regulation
health policy
pharmacy management and administration
public health
Aderonke O. Mosuro (Ao Mosuro)
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
66
55
0.833
Human Nutrition
Nutritional Biochemistry
Animal Nutrition and Production
Amodu Akeem Adekunle
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
58
55
0.948
Philosophy and Public Affairs
Sustainable Development
Philosophy of Science
Public Philosophy
Erwat Eseza Akiror
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
86
42
0.488
Bolanle Titilayo Segilola
Lead City University Ibadan
Ibadan, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
126
38
0.302