Please answer the following question: Yegor Gaidar - Yegor Timurovich Gaidar (Russian: ; pronounced [jor tmurvt jdar]; 19 March 1956 16 December 2009) was a Soviet and Russian economist politician and author and was the Acting Prime Minister of Russia from 15 June 1992 to 14 December 1992. He was best known as the architect of the controversial shock therapy reforms administered in Russia after the dissolution of the Soviet Union which brought him both praise and harsh criticism. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
A:
Office Holder