Giuseppe Longo is a scientific polymath whose principal fields of interest are: logic and theory of computation; denotational semantics and lambda-calculus; type theory, category theory and their applications to Computer Science, cognitive foundations of Mathematics; interfaces of Mathematics, Physics, Biology. He is Research Director of the Centre Cavaillès at Ecole Normale Supérieure, and Adjunct Professor at the Department of Integrative Physiology and Pathobiology, Tufts University School of Medicine in Boston.