secretary of education betty devos was booed while giving the commencement address. i wanted to share my thoughts here. american universities seem committed to every kind of diversity except intellectual diversity. conservative voices and views are being silenced entirely. the campus police have gone after serious thinkers like heather mcdonald and charles murray, as well as firebrands like milo unopolis. some were invited and others were booed and interrupted. it's strange this is happening on college campuses, that promise to give their undergraduates a liberal education. the world liberal has nothing to do with partisan language. but to the root, pertaining to