00646cam a2200169 4500 2033545 TxAuBib 20010701120000.0 ||||||s1997||||||||||||||||||||||||und|u TxAuBib Sparks, D. & Hirsh S. A new vision for staff development. Alexandria, VA : 11, 1997. 1997 pp. Driven education, systems thinking, & constructivism-are shaping the new staff development. Provides examples of districts & schools throughout the nation that are at the forefront of the new staff development. 20010701.