Olivier Jean Blanchard (French: [bl?~?a?]; born December 27, 1948) is a French economist and professor who is a Senior Fellow at the Peterson Institute for International Economics.
He was the chief economist at the International Monetary Fund from September 1, 2008 to September 8, 2015.
Blanchard was appointed to the position under the tenure of Dominique Strauss-Kahn; he was succeeded by Maurice Obstfeld.
He also is a Robert M.
Solow Professor of Economics emeritus at the Massachusetts Institute of Technology (MIT).
He is one of the most cited economists in the world, according to IDEAS/RePEc.