Trigger Warnings In College! TRIGGER WARNINGS! The internet’s method of warning viewers that the discussion or content they are about to view may ‘trigger’ anxiety or PTSD. But as trigger warnings move out of private spaces and into public ones, like college classrooms, do they limit conversation? Or is it the opposite? Join Mike on this week’s episode of Idea Channel as he articulates the difference between online trigger warnings and those within the classroom. Are trigger warnings actually encouraging conversation?