As a leading industrialist in Russia's precious metals sector, Mikhail Prokhorov quickly rose to become the 7th richest man in the country. He ran against the mighty Vladimir Putin in the 2012 presidential elections, and purchased the NBA team the Nets, moving the former Garden Staters to Brooklyn this year. As the center of his fair share of controversies over the years, the Russian billionaire has become one of the most talked about figures in Europe and beyond.