1. An individual shall be ineligible for benefits, on the basis of wages for employment in an instructional, research, or principal administrative capacity performed for an institution of higher education, for any week which begins during the period between two successive academic years, or during a similar period between two regular terms, whether or not successive, or during a period of paid sabbatical leave provided for in the individual's contract, if the individual has a contract or contracts to perform services in any such capacity for any institution or institutions of higher education for both such academic years or both such terms.
This paragraph 1 shall apply with respect to any week which begins prior to January 1, 1978.