"Statistics are like bikinis. What they conceal is more important than what they reveal."

American presidential elections (1789-2016)

No, not an attractive but a competent-looking political candidate is most likely to be elected into office. According to Princeton University, more competent-looking candidates win 67 per cent of the time in U.S. House of Representive elections and 72 per cent of the time in U.S. Senate elections.

So, who were the most competent-looking presidential candidates? And did they win? You decide...