Citation Rankings
Highly Cited Researchers
Highly Cited Researchers 804 Scientists Citation Rankings (Sort by last 6 years Citation Index) - 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.
* Last 6 Years 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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* Last 6 Years 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
* Last 6 Years 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
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 4
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
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 5
Neurorehabilitation including neurorobotics
mobility impairments/movement disorders
Biofeedbac
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,460
3,440
0.994
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 6
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
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 7
Internal Medicine
Cardiolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,983
3,256
0.544
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 8
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
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 9
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
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* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 10
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
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 11
Nanomaterials
Nanotechnology
Concrete Technology
Reinforced Concrete Desig
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,956
2,681
0.907
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 12
Chronic diseases of lifestyles
Adolescent behaviours & HIV/AID
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,798
2,669
0.954
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 13
mathematic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,383
2,598
0.768
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 14
Neuroscience
Clinical Trials
Antimalarial
Pharmacovigilance
Traditional Medicin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,763
2,506
0.907
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 15
Reproductive Health
Statistical Computing
Health Managemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,351
2,464
0.460
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 16
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,565
2,343
0.913
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 17
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
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 18
Environmental Engineering
Biosytems Engineering
Advanced Oxidation Processes
Sustainabilit
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,502
2,184
0.873
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 19
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
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 20
microbiolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,608
2,133
0.463
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 21
Food and Agricultural Engineerin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,255
2,115
0.938
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 22
Numerical Methods and Algorithms
Signal processing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,064
1,995
0.967
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 23
Physical Chemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,070
1,854
0.366
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 24
Food Chemistry
Food Safety
Food Packagin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,783
1,744
0.978
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 25
Cement replacement materials
Alkali-activated materials
Geopolymer concret
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,677
1,654
0.986
* Last 6 Years Citation Counts Rankings
Rankings
37,123
34
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
* Last 6 Years Citation Counts Rankings
Rankings
81,530
79
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
* Last 6 Years Citation Counts Rankings
Rankings
95,387
97
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
* Last 6 Years Citation Counts Rankings
Rankings
104,229
109
4
Ranking Based On Selection: 4
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
* Last 6 Years Citation Counts Rankings
Rankings
143,897
173
5
Ranking Based On Selection: 5
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
* Last 6 Years Citation Counts Rankings
Rankings
152,178
191
6
Ranking Based On Selection: 6
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
* Last 6 Years Citation Counts Rankings
Rankings
153,375
195
7
Ranking Based On Selection: 7
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
* Last 6 Years Citation Counts Rankings
Rankings
168,000
216
8
Ranking Based On Selection: 8
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
* Last 6 Years Citation Counts Rankings
Rankings
170,246
221
9
Ranking Based On Selection: 9
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
* Last 6 Years Citation Counts Rankings
Rankings
179,602
230
10
Ranking Based On Selection: 10
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
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
* Last 6 Years Citation Counts Rankings
Rankings
190,428
257
11
Ranking Based On Selection: 11
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
* Last 6 Years Citation Counts Rankings
Rankings
191,393
263
12
Ranking Based On Selection: 12
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
* Last 6 Years Citation Counts Rankings
Rankings
196,981
279
13
Ranking Based On Selection: 13
Mohammed Yusuf Waziri
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,383
2,598
0.768
* Last 6 Years Citation Counts Rankings
Rankings
204,716
297
14
Ranking Based On Selection: 14
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
* Last 6 Years Citation Counts Rankings
Rankings
208,355
305
15
Ranking Based On Selection: 15
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
* Last 6 Years Citation Counts Rankings
Rankings
219,707
336
16
Ranking Based On Selection: 16
Sunusi Marwana Manladan
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,565
2,343
0.913
* Last 6 Years Citation Counts Rankings
Rankings
233,808
372
17
Ranking Based On Selection: 17
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
* Last 6 Years Citation Counts Rankings
Rankings
236,212
378
18
Ranking Based On Selection: 18
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
* Last 6 Years Citation Counts Rankings
Rankings
237,818
381
19
Ranking Based On Selection: 19
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
* Last 6 Years Citation Counts Rankings
Rankings
241,951
393
20
Ranking Based On Selection: 20
Fareeda Musa Iliyasu
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,608
2,133
0.463
* Last 6 Years Citation Counts Rankings
Rankings
244,099
402
21
Ranking Based On Selection: 21
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
* Last 6 Years Citation Counts Rankings
Rankings
258,577
438
22
Ranking Based On Selection: 22
Auwal Bala Abubakar
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,064
1,995
0.967
Numerical Methods and Algorithms
Signal processing
* Last 6 Years Citation Counts Rankings
Rankings
277,785
475
23
Ranking Based On Selection: 23
Umar Ibrahim Gaya
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,070
1,854
0.366
* Last 6 Years Citation Counts Rankings
Rankings
294,508
517
24
Ranking Based On Selection: 24
Balarabe B. Ismail
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,783
1,744
0.978
Food Chemistry
Food Safety
Food Packagin
* Last 6 Years Citation Counts Rankings
Rankings
309,450
568
25
Ranking Based On Selection: 25
Sani Haruna
Bayero University
Gwarzo Road, Nigeria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,677
1,654
0.986
Cement replacement materials
Alkali-activated materials
Geopolymer concret