ON MARSHAK'S AND CONNES' VIEWS OF CHIRALITY

I render the substance of the discussions I had with Robert E. Marshak shortly before his death, wherein the kinship between the "neutrino paradigm" —espoused by Marshak— and the central notion of K-cycle in noncommutative geometry (NCG) was found. In that context, we give a brief account of the Connes–Lott reconstruction of the Standard Model (SM).