What is the job of the media? Are we here to reflect public opinion or to shape it? Are we the impartial referees of society, or do we pick sides and play as rough as the next guy? In a world where anyone with an idea and an internet connection can impact public discourse for better or worse, who exactly "is" the media and what is our role in telling the stories that matter most? Last week, I interviewed George Zimmerman, who was accused and acquitted of the murder of African-American teen Trayvon Martin in Sanford, Florida. I am not...