The friendship paradox holds true for any network in which some people can be more popular than others, whether it's a real-life group of friends or a social media channel like Facebook. It was first identified in 1991 by sociologist Scott Feld, and its explanation rests on the fact that some charismatic people will always have way more friends than the average person.
Key Facts In This Video
The friendship paradox occurs because a handful of popular people are part of more social networks. 03:44
The liar's paradox can be summed up in one sentence: "Everything I say is a lie." 05:42
The paradox of the specious present asks if anything can truly be considered to exist in the present. 10:52
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