We suggested that perhaps some of the very things colleges were doing to protect students from words and ideas ended up increasing the demand for mental health services by inadvertently increasing the use of cognitive distortions. By 2017, however, it was clear we had misunderstood what was going on. Colleges were not the primary cause of the wave of mental illness among their students; rather, the students seeking help were part of a much larger national wave of adolescent anxiety and depression unlike anything seen in modern times.

