Immigration officials have detained students and others for protesting and for their speech. Our social media algorithms are flooded with disinformation and imagery created by artificial intelligence. The principles of the First Amendment are at risk. Is the answer more speech in opposition to threats to democracy? Or is it carefully crafted regulation like some European countries have created? These and other thorny topics were the subject of the 32nd annual Hugo L. Black Lecture, “The Fate of Free Speech in the Trump Era,” featuring Emily Bazelon, staff writer at New York Times Magazine, and President Michael S. Roth ’78…