There are probably a number of aspects: - Rejection of the cult of personality & "cult of the founder": Stoicism promotes rejection of ego and constantly findi

There are probably a number of aspects: - Rejection of the cult of personality & "cult of the founder": Stoicism promotes rejection of ego and constantly finding points for growth and adaptivity - A reaction to current events in politics and tech: Stoicism promotes grounding yourself in what you can control, and not worrying about what you can't (such as the past, increasing complexity in social networks, whether or not North Korea or Trump is going to drop the bomb somewhere, etc.) - Big names with big platforms like Tim Ferris have been promoting the philosophy lately ...though this is anecdotal and probably doesn't encompass all the reasons.