Breaking down preseason Heisman hype; more mailAuthor:Stewart MandelPublish date:Jun 18, 2013A relative unknown at the start of 2012, Johnny Manziel became the first freshman to win the Heisman.Kelly Kline/Getty ImagesAlabama's rout of Notre Dame in last season's title game was the latest in a string of recent blowouts.John Biever/SI Until then, I shall be neither seen nor heard.