An In-Depth Look At The Most Impressive People of 2012

Felix Baumgartner Chris Christie Hillary Clinton R.A. Dickey Gabrielle Douglas Mario Draghi Lena Dunham Tony Hsieh LeBron James Joe Lhota Mars Curiosity Rover Marissa Mayer Jim Messina Elon Musk Pussy Riot John Roberts Nate Silver Taylor Swift Kevin Systrom Malala Yousufzai   Please follow Business Insider on Twitter and Facebook. Join the conversation about this story »