Examples of this “cancel culture” involving three of America’s most influential institutions underscore the problem. Shortly after I left UCLA in 2005, Larry Summers was forced to resign as Harvard’s president. During his rocky tenure, Summers alienated numerous factions within the Harvard faculty. The last straw was a speech Summers gave in which he suggested that women’s underrepresentation in science may be due, in part, to “issues of intrinsic aptitude.” Summers posited that the very upper end of science aptitude (comprising

