While we don’t rank those who are not in the Songwriters Hall of Fame, it has always been an institution that we have had respect for and report on whenever they have a major announcement. It doesn’t get any bigger for them then when they have chosen a new class!The 2018 Songwriters Hall of Fame Class consists of John Mellencamp, Alan Jackson, Bill Anderson, Jermaine Dupri, Steve Dorff, Allee Willis and the members of Kool & The Gang.For many (and essentially us) the headliner is John Mellencamp, who is also a member of the Rock and Roll Hall of Fame.…