(For his part in the demonstration that the transforming factor in bacteria is due to deoxyribonucleic acid (DNA) and the concomitant discovery that the genetic material is composed of DNA.)
(For a wide variety of pioneering contributions to our understanding of the organization of complex condensed matter systems, de Gennes especially for his work on macromolecular matter and liquid crystals and Thouless for his on disordered and low-dimensional systems.)