Welcome to another installment of Reissue Theory, where we focus on notable albums and the reissues they may someday see. Today's installment looks back at the mighty career of the late Marvin Hamlisch and how his best songs might be compiled into a truly "Essential" release. On Tuesday morning, August 7, news broke that composer Marvin Hamlisch had unexpectedly died the day before, at the age of 68. The worlds of music, theatre and film were all shocked, as Hamlisch's latest musical, The