Marc Spitz assumed that if he lived like his literary and rock 'n' roll heroes, he would become a great artist, too. He conveniently overlooked the fact that many of them died young, broke, and miserable. In his candid, wistful, touching, and hilarious memoir, Poseur , the music journalist, playwright, author, and blogger recounts his misspent years as a suburban kid searching for authenticity, dangerous fun, and druggy, downtown glory: first during...