Inside the unofficial movement to save the em dash — from A.I. By Ava Berger, Megan Lim, Patrick Jarenwattananon Published November 10, 2025 at 2:12 PM PST Facebook Email Listen • 3:02 The extra-long hyphen known as the em dash is common in AI-generated text. While some writers have responded by choosing to avoid the punctuation mark, others are fighting back. Copyright 2025 NPR