“…Dep artments of education, school districts, universities, foun dations, professional organizations, and even broadcasters have all produced computerized programs in various forms (e.g., podcasts, webinars, online courses, and multimedia soft ware programs) for teachers (for reviews, see Ginsburg, Gray, & Levin, 2004;Kleiman, 2004). Many organizations have embraced computerized programs because they make professional development accessible to teachers (Kleiman, 2004;Walker, Downey, & Sorensen, 2008;Wells, Lewis, & Greene, 2006) and affordable for schools (Abbott, Green wood, Buzhardt, & Tapia, 2006;Wentling et al, 2000), factors that have proven to be barriers to professional devel opment in the past (Archibald & Gallagher, 2002;Elges, Righettini, & Combs, 2006).…”