Alain Aspect (b. 1947) is a French physicist who performed the first conclusive test of the Einstein-Podolsky-Rosen paradox. He is a member of the French Académie des sciences , a laureate of the Holweck prize (1991), a gold medalist of the CNRS (1995), an Albert Einstein medalist (2012) and a Niels Bohr medalist (2013).