Silver Medal of CNRS, 2017 Marie Claire Odile Villeval (born 26 June 1957) is a French economist and research professor in economics at the National Center for Scientific Research.

She is a member of the CORTEX Laboratory of Excellence, selected in the framework of the Investissements d'Avenir program.

She has been nominated at the Group of Experts on the minimum wage attached to the Prime Minister office.

In 2017 she has been awarded the Silver Medal of CNRS,[4] a prestigious distinction in France.

They include the conduct of laboratory and field experiments on moral norms and social norms, cheating and tax evasion, incentives and motivation, punishment and cooperation, status seeking, and emotions.