There is clearly a huge risk in making our decisions about leaders based on appearances , which really do tell us little about what a person would do when faced with the big challenges of the day . Chris Christie , a potential presidential candidate , had weight-loss surgery . Julian Zelizer says candidates should n't be judged on appearances . But Americans will inevitably take weight and fitness into account , he says . Comment: Job of presidency is constantly in public eye , and extremely demanding .
Chris Christie , a potential presidential candidate , had weight-loss surgery . Julian Zelizer says candidates should n't be judged on appearances . But Americans will inevitably take weight and fitness into account , he says . Comment: Job of presidency is constantly in public eye , and extremely demanding .