"To put some numbers behind that perception, The William F. Buckley Jr. Program at Yale recently commissioned a survey from McLaughlin & Associates about attitudes towards free speech on campus. Some 800 students at a variety of colleges across the country were surveyed. The results, though not surprising, are nevertheless alarming. By a margin of 51 percent to 36 percent, students favor their school having speech codes to regulate speech for students and faculty. Sixty-three percent favor requiring professors to employ “trigger warnings” to alert students to material that might be discomfiting. One-third of the students polled could not identify the First Amendment as the part of the Constitution that dealt with free speech. Thirty-five percent said that the First Amendment does not protect “hate speech,” while 30 percent of self-identified liberal students say the First Amendment is outdated. "