tenure

英 ['tenjə] 美['tɛnjɚ]

Instead of protecting speech and encouraging diversity and innovative thinking, the tenure system often stifles(压制)them: younger professors must win the approval of established colleagues for tenure, encouraging like-mindedness and sometimes inhibiting the free flow of ideas.

Whether they experiment with three-year degrees, offer year-round classes, challenge the tenure system—or all of the above—universities are slowly realizing that to stay competitive and relevant they must adapt to a rapidly changing world