SAN JOSE, Calif. — It’s easy to see how Jon Hamm is following a similar path as Don Draper, the handsome but elusive 1960s advertising executive he played on “Man Men.” After splitting from his longtime female partner, who’s more or less his contemporary, Hamm, like Draper, has taken up with a much younger woman. In Hamm’s case, he’s also now starting a family with his new partner, actor Anna ...