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
* Total Citation Counts Rankings
Ranking Based On Selection :26
Financial/Monetary Economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
74
30
0.405
* Total Citation Counts Rankings
Ranking Based On Selection :27
ACCOUNTING
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
73
69
0.945
* Total Citation Counts Rankings
Ranking Based On Selection :28
Haematology
Clinical Biochemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
68
68
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :29
Radiography
Medical Imaging
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
66
53
0.803
* Total Citation Counts Rankings
Ranking Based On Selection :30
Sociology
Development Studies
Politics and Governance
gender issues
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
64
61
0.953
* Total Citation Counts Rankings
Ranking Based On Selection :31
Cyber security
Data Science
Cyber Physical Systems
Artificial Intelligence
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
55
55
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :32
Radiography & Radiation Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
53
44
0.830
* Total Citation Counts Rankings
Ranking Based On Selection :33
Digital Marketing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
49
49
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :34
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
47
38
0.809
* Total Citation Counts Rankings
Ranking Based On Selection :35
Financial Reporting
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35
30
0.857
* Total Citation Counts Rankings
Ranking Based On Selection :36
Taxation
International Accounting & Auditing/Investigations
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
34
34
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :37
Polymer Chemistry
Environmental Chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32
31
0.969
* Total Citation Counts Rankings
Ranking Based On Selection :38
Political Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28
24
0.857
* Total Citation Counts Rankings
Ranking Based On Selection :39
Media and Communication Studies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28
23
0.821
* Total Citation Counts Rankings
Ranking Based On Selection :40
Optimization in Infinite Dimensional Space
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28
15
0.536
* Total Citation Counts Rankings
Ranking Based On Selection :41
Food Microbiology
Food fermentations
Food safety
Probiotics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25
24
0.960
* Total Citation Counts Rankings
Ranking Based On Selection :42
Intergroup relations
Nigeria and African History
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24
23
0.958
* Total Citation Counts Rankings
Ranking Based On Selection :43
Intermediary Metabolism and Metabolic disorders
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20
20
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :44
Fixed Point Theory and Applications
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20
20
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :45
Medical Surgical Nursing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19
19
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :46
Human Resource Management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
18
16
0.889
* Total Citation Counts Rankings
Ranking Based On Selection :47
International Relations
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16
16
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :48
African History
Urbanization and Conflict Studies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16
16
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :49
Political Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15
5
0.333
* Total Citation Counts Rankings
Ranking Based On Selection :50
History and International Relations
Anthropology/Ethnography and Igbo History
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14
14
1.000
Anagha Emiemu Oduneka
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
74
30
0.405
Eke Chukwuma Nnate
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
73
69
0.945
Precious Udeozor
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
68
68
1.000
Haematology
Clinical Biochemistry
Mabel Ugwuja
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
66
53
0.803
Radiography
Medical Imaging
Okpan Samuel
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
64
61
0.953
Sociology
Development Studies
Politics and Governance
gender issues
Abasiama G Akpan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
55
55
1.000
Cyber security
Data Science
Cyber Physical Systems
Artificial Intelligence
Kalu Ochie
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
53
44
0.830
Radiography & Radiation Science
Dickson Ben Uche
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
49
49
1.000
Blessing Eromonsele
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
47
38
0.809
Nkama Nkama
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35
30
0.857
Samuel Nwosu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
34
34
1.000
Taxation
International Accounting & Auditing/Investigations
Okechukwu Nn Okoye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32
31
0.969
Polymer Chemistry
Environmental Chemistry
Uche Eme-Uche
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28
24
0.857
Regina Acholonu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28
23
0.821
Media and Communication Studies
Ugochukwu A Osisiogu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28
15
0.536
Optimization in Infinite Dimensional Space
Ikechukwu Okoroafor
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25
24
0.960
Food Microbiology
Food fermentations
Food safety
Probiotics
Julius Odey Simon
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24
23
0.958
Intergroup relations
Nigeria and African History
Ikechi Ogbu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20
20
1.000
Intermediary Metabolism and Metabolic disorders
Anthony Chibuike
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20
20
1.000
Fixed Point Theory and Applications
Elizabeth Agunwah
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19
19
1.000
Medical Surgical Nursing
Paschal Chima Anyanwu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
18
16
0.889
Human Resource Management
Aniefiok Peter
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16
16
1.000
International Relations
Ononiwu A. Oparah
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16
16
1.000
African History
Urbanization and Conflict Studies
Elochukwu Amucheazi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15
5
0.333
Charles Okoko
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14
14
1.000
History and International Relations
Anthropology/Ethnography and Igbo History