Citation Rankings
Highly Cited Researchers
Highly Cited Researchers 804 Scientists Citation Rankings - 2025
Discover the world’s highly cited researchers through the AD Scientific Index 2025 Citation Rankings.
These rankings evaluate scientists based on their total and recent citation counts, capturing the breadth and real-time currency of academic recognition. Citation data reveals how widely a scholar’s work is referenced, applied, and extended across diverse disciplines. The rankings are routinely updated to reflect ongoing citation growth, while eliminating distortions from excessive co-authorship and institutional inflation. Premium tools provide access to detailed citation dynamics, unethical citation behavior detection, and field-normalized benchmarking.
* Total Citation Counts Rankings
Ranking Based On Selection: 1
RMNC
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,919
9,604
0.968
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* Total Citation Counts Rankings
Ranking Based On Selection: 2
Fetomaternal
maternal and child health
maternal health
cervical cancer
HI
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,493
5,466
0.729
* Total Citation Counts Rankings
Ranking Based On Selection: 3
Infectious Diseases
Toxicology
snake bite envenomination
vaccines
immunolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,932
4,835
0.697
* Total Citation Counts Rankings
Ranking Based On Selection: 4
Internal Medicine
Cardiolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,983
3,256
0.544
* Total Citation Counts Rankings
Ranking Based On Selection: 5
Reproductive Health
Statistical Computing
Health Managemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,351
2,464
0.460
* Total Citation Counts Rankings
Ranking Based On Selection: 6
Genetic Engineering and Molecular Entamlog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,213
1,628
0.312
* Total Citation Counts Rankings
Ranking Based On Selection: 7
Physical Chemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,070
1,854
0.366
* Total Citation Counts Rankings
Ranking Based On Selection: 8
microbiolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,608
2,133
0.463
* Total Citation Counts Rankings
Ranking Based On Selection: 9
eLearning
eHealth
Disaster and Risk Management
Qualitative and Mixed-method research
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,605
4,509
0.979
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* Total Citation Counts Rankings
Ranking Based On Selection: 10
Information Science
ICT
information Seeking Behaviour
Innovation and Development
Research Methodology and Statistic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,220
3,004
0.712
* Total Citation Counts Rankings
Ranking Based On Selection: 11
information Seeking behavior
Information Science
Innovation
Research and Statistic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,134
2,969
0.718
* Total Citation Counts Rankings
Ranking Based On Selection: 12
Urban Planning
Climate Change
Built Environment
Landscape Ecology
Special Economic Zone
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,619
2,828
0.781
* Total Citation Counts Rankings
Ranking Based On Selection: 13
Neurorehabilitation including neurorobotics
mobility impairments/movement disorders
Biofeedbac
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,460
3,440
0.994
* Total Citation Counts Rankings
Ranking Based On Selection: 14
mathematic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,383
2,598
0.768
* Total Citation Counts Rankings
Ranking Based On Selection: 15
Natural Language Processing
Sentiment Analysis
AfricaNLP
Low-resource NLP
Emotion Analysi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,285
3,278
0.998
* Total Citation Counts Rankings
Ranking Based On Selection: 16
Nanomaterials
Nanotechnology
Concrete Technology
Reinforced Concrete Desig
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,956
2,681
0.907
* Total Citation Counts Rankings
Ranking Based On Selection: 17
Chronic diseases of lifestyles
Adolescent behaviours & HIV/AID
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,798
2,669
0.954
* Total Citation Counts Rankings
Ranking Based On Selection: 18
Neuroscience
Clinical Trials
Antimalarial
Pharmacovigilance
Traditional Medicin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,763
2,506
0.907
* Total Citation Counts Rankings
Ranking Based On Selection: 19
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,565
2,343
0.913
* Total Citation Counts Rankings
Ranking Based On Selection: 20
Environmental Engineering
Biosytems Engineering
Advanced Oxidation Processes
Sustainabilit
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,502
2,184
0.873
* Total Citation Counts Rankings
Ranking Based On Selection: 21
cancer pathology
cancer registration
forensic medicine
forensic patholog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,404
753
0.313
* Total Citation Counts Rankings
Ranking Based On Selection: 22
Recommender Systems
E-Learning Systems
Semantic Web
Bg Data Analytic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,303
2,170
0.942
* Total Citation Counts Rankings
Ranking Based On Selection: 23
Food and Agricultural Engineerin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,255
2,115
0.938
* Total Citation Counts Rankings
Ranking Based On Selection: 24
pulmonology
infectious diseases
epidemiolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,228
1,574
0.706
* Total Citation Counts Rankings
Ranking Based On Selection: 25
E-learning systems
Blended learning
Recommender systems
Self-regulated learning
MOOC
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,216
2,206
0.995
* Total Citation Counts Rankings
Rankings
105,389
46
1
Ranking Based On Selection: 1
Muktar Gadanya|Muktar Ahmed Gadanya, MA Gadanya, Muktar A. Gadanya
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,919
9,604
0.968
* Total Citation Counts Rankings
Rankings
143,954
83
2
Ranking Based On Selection: 2
Hadiza Shehu Galadanci
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,493
5,466
0.729
Fetomaternal
maternal and child health
maternal health
cervical cancer
HI
* Total Citation Counts Rankings
Rankings
156,290
101
3
Ranking Based On Selection: 3
Abdulrazaq G. Habib
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,932
4,835
0.697
Infectious Diseases
Toxicology
snake bite envenomination
vaccines
immunolog
* Total Citation Counts Rankings
Rankings
181,722
137
4
Ranking Based On Selection: 4
Mahmoud Umar Sani
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,983
3,256
0.544
Internal Medicine
Cardiolog
* Total Citation Counts Rankings
Rankings
202,735
164
5
Ranking Based On Selection: 5
Zubairu Iliyasu
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,351
2,464
0.460
Reproductive Health
Statistical Computing
Health Managemen
* Total Citation Counts Rankings
Rankings
207,975
176
6
Ranking Based On Selection: 6
Muhammad Mahe Mukhtar
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,213
1,628
0.312
Genetic Engineering and Molecular Entamlog
* Total Citation Counts Rankings
Rankings
213,648
183
7
Ranking Based On Selection: 7
Umar Ibrahim Gaya
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,070
1,854
0.366
* Total Citation Counts Rankings
Rankings
233,803
209
8
Ranking Based On Selection: 8
Fareeda Musa Iliyasu
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,608
2,133
0.463
* Total Citation Counts Rankings
Rankings
233,926
210
9
Ranking Based On Selection: 9
Muhammad Awwal Ladan
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,605
4,509
0.979
eLearning
eHealth
Disaster and Risk Management
Qualitative and Mixed-method research
* Total Citation Counts Rankings
Rankings
253,579
253
10
Ranking Based On Selection: 10
Manir Abdullahi Kamba
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,220
3,004
0.712
Information Science
ICT
information Seeking Behaviour
Innovation and Development
Research Methodology and Statistic
Is Your University Ready for the Future?
Compare your institution’s global, national, and city-level ranking with its 20 closest competitors and set strategic goals.
Gain insights from detailed performance analyses of scientists across 13 major disciplines, identify your strengths, improve weaknesses, and gain a competitive edge.. Check Your Free Sample Performance Analysis
* Total Citation Counts Rankings
Rankings
258,459
263
11
Ranking Based On Selection: 11
Manir A. Kamba
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,134
2,969
0.718
information Seeking behavior
Information Science
Innovation
Research and Statistic
* Total Citation Counts Rankings
Rankings
290,183
333
12
Ranking Based On Selection: 12
Aliyu Salisu Barau|Aliyu Barau, A.S. Barau
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,619
2,828
0.781
Urban Planning
Climate Change
Built Environment
Landscape Ecology
Special Economic Zone
* Total Citation Counts Rankings
Rankings
301,645
357
13
Ranking Based On Selection: 13
Jibrin Sammani Usman
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,460
3,440
0.994
Neurorehabilitation including neurorobotics
mobility impairments/movement disorders
Biofeedbac
* Total Citation Counts Rankings
Rankings
307,343
373
14
Ranking Based On Selection: 14
Mohammed Yusuf Waziri
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,383
2,598
0.768
* Total Citation Counts Rankings
Rankings
315,136
388
15
Ranking Based On Selection: 15
Shamsuddeen Hassan Muhammad|Shamsuddeen Muhammad
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,285
3,278
0.998
Natural Language Processing
Sentiment Analysis
AfricaNLP
Low-resource NLP
Emotion Analysi
* Total Citation Counts Rankings
Rankings
343,568
468
16
Ranking Based On Selection: 16
Musa Adamu
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,956
2,681
0.907
Nanomaterials
Nanotechnology
Concrete Technology
Reinforced Concrete Desig
* Total Citation Counts Rankings
Rankings
359,113
515
17
Ranking Based On Selection: 17
Adedapo Wasiu Awotidebe
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,798
2,669
0.954
Chronic diseases of lifestyles
Adolescent behaviours & HIV/AID
* Total Citation Counts Rankings
Rankings
362,801
527
18
Ranking Based On Selection: 18
Rabiu Abubakar
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,763
2,506
0.907
Neuroscience
Clinical Trials
Antimalarial
Pharmacovigilance
Traditional Medicin
* Total Citation Counts Rankings
Rankings
384,493
594
19
Ranking Based On Selection: 19
Sunusi Marwana Manladan
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,565
2,343
0.913
* Total Citation Counts Rankings
Rankings
391,861
619
20
Ranking Based On Selection: 20
Mustapha Bello
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,502
2,184
0.873
Environmental Engineering
Biosytems Engineering
Advanced Oxidation Processes
Sustainabilit
* Total Citation Counts Rankings
Rankings
403,867
652
21
Ranking Based On Selection: 21
Mohammed AZ
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,404
753
0.313
cancer pathology
cancer registration
forensic medicine
forensic patholog
* Total Citation Counts Rankings
Rankings
416,827
699
22
Ranking Based On Selection: 22
Khalid Haruna
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,303
2,170
0.942
Recommender Systems
E-Learning Systems
Semantic Web
Bg Data Analytic
* Total Citation Counts Rankings
Rankings
423,294
717
23
Ranking Based On Selection: 23
Aliyu Idris Muhammad
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,255
2,115
0.938
Food and Agricultural Engineerin
* Total Citation Counts Rankings
Rankings
427,155
736
24
Ranking Based On Selection: 24
Baba Maiyaki Musa
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,228
1,574
0.706
pulmonology
infectious diseases
epidemiolog
* Total Citation Counts Rankings
Rankings
428,788
744
25
Ranking Based On Selection: 25
Rasheed Abubakar Rasheed
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,216
2,206
0.995
E-learning systems
Blended learning
Recommender systems
Self-regulated learning
MOOC