Yanis Varoufakis is an internationally well-known academic economist and one of the leading profiles in the debate on the recent economic crises in Europe and the United States. Varoufakis is a visiting professor (November 1 2013 - february 29 2016) at the Department of Computer and Systems Sciences and eGovlab and focus on game theory and how that could influence policy.
More information about Yanis Varoufakis as visiting professor can be found using this link