1. American Association of University Professors (AAUP) “1940 Statement of principles on academic freedom and tenure” (AAUP Washington DC 1970); www.aaup.org/AAUP/pubsres/policydocs/contents/1940statement.htm.
2. Taylor M. C. New York Times 27 April 2009 p. A23; www.nytimes.com/2009/04/27/opinion/27taylor.html.
3. U.S. Bureau of the Census, Statistical Abstract of the United States: 1981 [Government Printing Office (GPO), Washington, DC, ed. 111, 1980].
4. U.S. Bureau of the Census Statistical Abstract of the United States: 2009 (GPO Washington DC ed. 169 2009); www.census.gov/compendia/statab/cats/education/higher_education_finances_fees_and_staff.html.
5. U.S. Department of Education Digest of Education Statistics 1972–2007; http://nces.ed.gov/Programs/digest/.