Today's edition of Inside Higher Ed has an interesting discussion of a recent decision from the United States Court of Appeal for the Second Circuit, Leibowitz v. Cornell University.
See (http://www.insidehighered.com/news/2009/10/27/cornell)
The Court of Appeals held that the failure to renew a non-tenured professor's employment can constitute an "adverse employment action" within the meaning of Title VII of the Civil Rights Act of 1974 and the Age Discrimination in Employment Act.