The Citation Rankings (Highly Cited Researchers) highlight the most cited and influential researchers across a vast range of scientific fields, covering 197 main and sub-disciplines, including the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings. This service, offered exclusively by AD Scientific Index, aims to provide a balanced perspective by excluding data from CERN and other statistical sources that disproportionately favor certain researchers, particularly in the social sciences and humanities. This unique approach addresses the advantages researchers with multi-author publications and CERN involvement hold over others. Furthermore, citation rankings help uncover rule violations and unethical practices within the research community. For more detailed citation analyses, explore the 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 :251
Natural products
Medicinal Plant analysis and Environmental remediation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
58
46
0.793
* Total Citation Counts Rankings
Ranking Based On Selection :252
Industrial/Organisational Psychology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
57
55
0.965
* Total Citation Counts Rankings
Ranking Based On Selection :253
Public Administration
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56
56
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :254
General Relativity
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56
53
0.946
* Total Citation Counts Rankings
Ranking Based On Selection :255
Nonlinear control systems
Communication systems
Digital electronics.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56
47
0.839
* Total Citation Counts Rankings
Ranking Based On Selection :256
Construction Management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56
46
0.821
* Total Citation Counts Rankings
Ranking Based On Selection :257
Cooperative Management
Rural development
Cooperative Economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56
44
0.786
* Total Citation Counts Rankings
Ranking Based On Selection :258
Mechanical Engineering
Energy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56
35
0.625
* Total Citation Counts Rankings
Ranking Based On Selection :259
Food Biochemistry
Food Quality Control and Food Toxicology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
55
55
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :260
General Management
Human Resource Management
Entrepreneurship Skill Development
Small Scale Business
Organizational Behaviou
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
54
54
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :261
Educational Management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
54
38
0.704
* Total Citation Counts Rankings
Ranking Based On Selection :262
Polymer Chemistry
physical chemistry and industrial Chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
53
52
0.981
* Total Citation Counts Rankings
Ranking Based On Selection :263
Insurance
Risk Management
Research
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
52
52
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :264
Blood and Cardiovascular Physiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
52
48
0.923
* Total Citation Counts Rankings
Ranking Based On Selection :265
Astrophysics and Space Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51
51
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :266
Public Health( Community Medicine)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51
51
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :267
Soil and Water Conservation
Hydrology
water resources and Development and Environmental control
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51
50
0.980
* Total Citation Counts Rankings
Ranking Based On Selection :268
African Literature
Literary Theory and Criticism
Gender and Postcolonial Studies
Environmental Hu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51
34
0.667
* Total Citation Counts Rankings
Ranking Based On Selection :269
Management accounting
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
49
37
0.755
* Total Citation Counts Rankings
Ranking Based On Selection :270
Cognitive Relationship with academic achievement
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
48
48
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :271
Physical development
Urban planning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
48
32
0.667
* Total Citation Counts Rankings
Ranking Based On Selection :272
Chemistry Education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
48
25
0.521
* Total Citation Counts Rankings
Ranking Based On Selection :273
Science Education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
47
46
0.979
* Total Citation Counts Rankings
Ranking Based On Selection :274
Pharmacology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
47
44
0.936
* Total Citation Counts Rankings
Ranking Based On Selection :275
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
46
43
0.935
Ogbuanu Cyril.C
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
58
46
0.793
Natural products
Medicinal Plant analysis and Environmental remediation
Michael Arinze Ezeh
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
57
55
0.965
Mr. Eneh Maximus
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56
56
1.000
Henry Chikodili Agu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56
53
0.946
Okafor Patrick Uche
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56
47
0.839
Nonlinear control systems
Communication systems
Digital electronics.
Blec Enebe
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56
46
0.821
Clementina Ngozi Onyeze
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56
44
0.786
Engr Sunday Chukwujindu (Idogwu)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56
35
0.625
Mechanical Engineering
Energy
Okechukwu Chukwuemeka Obed
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
55
55
1.000
Food Biochemistry
Food Quality Control and Food Toxicology
Ekwochi, Eucharia Adaeze
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
54
54
1.000
General Management
Human Resource Management
Entrepreneurship Skill Development
Small Scale Business
Organizational Behaviou
Okenwa Getrude Nkechi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
54
38
0.704
Nsude Okechukwu Paul
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
53
52
0.981
Polymer Chemistry
physical chemistry and industrial Chemistry
Anthony Ugwuoke
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
52
52
1.000
Nnamdi Ejim
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
52
48
0.923
Okongwu Kingsley O.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51
51
1.000
Igweagu Chukwuma Paulinus
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51
51
1.000
Public Health( Community Medicine)
Chiwetalu Uche Jenice
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51
50
0.980
Soil and Water Conservation
Hydrology
water resources and Development and Environmental control
Dele Maxwell Ugwanyi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51
34
0.667
African Literature
Literary Theory and Criticism
Gender and Postcolonial Studies
Environmental Hu
Caroline Ozouli
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
49
37
0.755
Kingsley T. Onah
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
48
48
1.000
Cognitive Relationship with academic achievement
Iyi, Edmund A.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
48
32
0.667
Chidinma Ezeano
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
48
25
0.521
Rose C. Anamezie
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
47
46
0.979
Raymond O Offiah
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
47
44
0.936
Okamkpa Chikezie Jude
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
46
43
0.935