Franck Barthe is a French mathematician. He was awarded the European Congress of Mathematics (ECM) prize in 2004. He is working as a professor of mathematics at Paul Sabatier University.
Franck Barthe is known for his reverse form of the Brascamp-Lieb inequality. With Keith M. Ball, Shiri Artstein, and Assaf Naor, he solved Shannon's problem of the monotonic entropy increase of sums of random variables.
In 2004, he received the EMS Prize (prize presentation: isoperimetric inequalities, probability measures and convex geometry) for his leading role in the application of mass-theoretical transport techniques.
In 2005, he received the Grand Prix Jacques Herbrand.