“…But the goal of university educators and K-12 teachers working toward common ends in Professional Development Schools has rarely been reached (Valli, Cooper, & Frankes, 1997). Explanations for failing to fulfill the PDS promise included: lack of focus on professional development leadership and policy (Ross, Brownell, Sindelar, & Vandiver, 1999), fragile collaborative relationships (Abdal-Haqq, 1998), lack of resources, and scheduling and organizational problems (Sandholtz & Dadlez, 2000;Teitel, 1994).…”