00690cam a2200169 4500 2033556 TxAuBib 20050718120000.0 ||||||s2000||||||||||||||||||||||||und|u TxAuBib Gabriel Diaz-Maggioli. Teacher -Centered Professional Development. Alexandria, VA : 11, 2000. 2005 pp. Helping Teachers take charge of their own professional learning is much easier when you use the framework and steps in this guide. Step-by-step planning tools, checklists, and assessments forms encourage teachers to collaborate with their peers. 20050718.