by Kelly McCartneyOne Sunday morning in the early 70s, a youngster in Cleveland caught an earful of Van Morrisons Astral Weeks and his life was never to be the same. That kid was Marc Cohn and soon after that morning, he bought everything Morrison had released to date, along with works by Joni Mitchell and Jackson Browne. Not long after an older brother taught him a Ray Charles tune on the piano, he joined a cover band, Doanbrook Hotel. He sang with them from junior high school until he left home for Oberlin College. All the while, Cohn learned to play guitar and was dabbling with the craft of songwriting since the cover band played everything but the kind of songs he loved so dearly. At Oberlin, Cohn taught himself to play the piano and a lasting bond formed. Soon enough, he transferred to U.C.L.A. and hit the Los Angeles coffeehouse and steakhouse circuit. Cohn made yet another move — this time to New York to be with his fiancée and h...