Viktor Zubkov is a Russian politician and businessman who served as the Prime Minister of Russia from 2007-2008. He also served as First Deputy Prime Minister under President Medvedev. Previously a tax inspector and Deputy Finance Minister, Zubkov worked in tackling financial crime before being appointed Prime Minister. He is the current Chairman of Gazprom, one of the world's largest oil and gas companies, and is a long-time colleague and collaborator with current President Vladimir Putin. Zubkov graduated from the Economic Department of the Leningrad Agriculture Institute in 1972.