Composer, conductor, genius, mensch, Marvin Hamlisch was as close to a modern day Da Vinci as it gets. Hit after hit…’The Way We Were’, ‘Nobody Does It Better’, ‘The Sting’, ‘Chorus Line’, Marvin was irrepressible and prolific. His streak was staggering. So what made a genius like that tick? What was his creative process? What struggles, inner turmoil, breakthroughs did Marvi…