The Citation Rankings (Highly Cited Researchers) list 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: 1
Oncology
Epidemiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
65,008
58,034
0.893
* Total Citation Counts Rankings
Ranking Based On Selection: 2
oncology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
43,734
22,318
0.510
* Total Citation Counts Rankings
Ranking Based On Selection: 3
Oncology
drug repurposing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,670
952
0.259
* Total Citation Counts Rankings
Ranking Based On Selection: 4
Oncology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,226
942
0.768
* Total Citation Counts Rankings
Ranking Based On Selection: 5
Radiation Oncology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
953
786
0.825
* Total Citation Counts Rankings
Ranking Based On Selection: 6
Oncology
Global Health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
58
58
1.000
Gurudatta Naik
University of Alabama Birmingham
Birmingham, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
65,008
58,034
0.893
Nicholas James
University of Birmingham
Birmingham, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
43,734
22,318
0.510
Farhat Khanim
University of Birmingham
Birmingham, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,670
952
0.259
Oncology
drug repurposing
Sunil Rangarajan
University of Alabama Birmingham
Birmingham, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,226
942
0.768
Andrew M Mcdonald
University of Alabama Birmingham
Birmingham, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
953
786
0.825
Andie Grimm
University of Alabama Birmingham
Birmingham, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
58
58
1.000