Conan O’Brien ’85 greets the graduates who fill Tercentenary Theatre. long read A collection of features and graduate profiles covering Harvard’s 375th Commencement. Commencement, of course, comes with a pretty strict dress code: Robes, badges, and caps are all imbued with centuries of tradition and institutional significance. But many new-minted graduates find ways to accessorize around the margins — most notably, around their necks.