sentences:  In accordance with procedural rules set by the Board of Regents, the president of the University informed Roth he would not be rehired for the next academic year, giving him no reason for the decision and no opportunity to challenge it in any sort of hearing.The Board's employment rules provided opportunity for review of teachers "dismissed" before the end of the employment term, but did not extend these protections to teachers whose contracts were simply not renewed.Roth brought suit in federal district court alleging that he was being punished for statements he had made that were critical of the university administration.