By Anya Schiffrin, director of the Technology, Media and Communications specialization at Columbia University’s School of International and Public Affairs.

When worries about online mis/disinformation became widespread after the 2016 U.S. election, there was hope that the tech giants would use artificial intelligence (AI) to fix the mess they created. The hope was that platforms could use AI and Natural Language Processing (NLP) to automatically block or downrank false. illegal or inflammatory content online without governments having to regulate.
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