The Great Ban: Evaluating the Effectiveness and Unintended Consequences of a Massive Deplatforming Operation on Reddit

The Great Ban, a massive deplatforming operation on Reddit, caused 15.6% of affected users to abandon the platform, while those who remained reduced their toxicity by 6.6% on average. However, 5% of users increased their toxicity by more than 70% of their pre-ban level, indicating unintended consequences of the intervention.