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 :1
resource economics
water management
environmental economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,853
3,760
0.237
* Total Citation Counts Rankings
Ranking Based On Selection :2
Population Health
Risk Analysis
Health Economics
Environmental Health
Environmental Economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,880
4,242
0.478
* Total Citation Counts Rankings
Ranking Based On Selection :3
environmental economics
conservation governance
impact evaluation
socio-ecological systems
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,690
1,718
0.639
* Total Citation Counts Rankings
Ranking Based On Selection :4
Wildfire Economics
Economic Epidemiology
Natural Capital
Environmental Economics
Natural Resource Economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,829
1,743
0.953
Thomas C Brown
Colorado State University
Fort Collins, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,853
3,760
0.237
resource economics
water management
environmental economics
Sammy Zahran
Colorado State University
Fort Collins, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,880
4,242
0.478
Population Health
Risk Analysis
Health Economics
Environmental Health
Environmental Economics
Kelly Wendland Jones|Kelly J Wendland
Colorado State University
Fort Collins, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,690
1,718
0.639
environmental economics
conservation governance
impact evaluation
socio-ecological systems
Jude Bayham
Colorado State University
Fort Collins, United States
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,829
1,743
0.953
Wildfire Economics
Economic Epidemiology
Natural Capital
Environmental Economics
Natural Resource Economics