MLK, Bob Dylan, John McCain— all 5-foot-7
                                
                                
                                    (Newser) -
                                    The most successful Americans aren't towering over the rest of us from 6-foot-plus heights. The real elite stand at a modest 5-foot-7—not one inch taller, or shorter, writes comedian Dennis O'Toole in NPR. Martin Luther King, Frank Sinatra, Bob Dylan, John McCain—all short in stature but high on...