Spend five minutes in a social media sports comment section, and you’ll see it.
Fans without any real-life experience playing or coaching professional athletes, or those who run pro sports organizations, who are absolutely certain they know more than the manager, coach, or front office.
Psychologists call this the Dunning-Kruger Effect.

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Sunday Comic: The Dunning-Kruger Effect
Spend five minutes on social media, and you’ll see it.
Fans who are completely sure they know more than managers, coaches, and players.
Psychologists call this the Dunning-Kruger Effect: people with very little actual knowledge or real-world experience believe they understand something better than those who are actually making a living in the field.
Sports comment sections are full of it.
Fans confidently explain how teams should be run…while somehow finishing last in their own fantasy leagues.

Phil Naessens is a tennis betting analyst and former tennis coach with decades of experience in player development and match analysis. He is the founder of Crush Rush News and host of the Crush & Rush Tennis Podcast, focusing on price-first betting strategy, market efficiency, and transparency in sports wagering.