“…Programmes or projects in which teachers become part of professional communities have provided evidence of meaningful changes in local knowledge, the exploration of solutions to problems and practices that occur in particular contexts (Katz & earl, 2006;Lieberman & Wood, 2002a;O'Brien, Varga-Atkins, Burton, Campbell, & Qualter, 2008), deepening of teachers' knowledge, skill-building and instructional improvements (Darling-Hammond et al, 2009). Additionally, learning in networks has been reported to be beneficial for teachers (Goodyear, Banks, Hodgson, & McConnel, 2004;Harasim, Hiltz, Teles, & Turoff, 1995;Lieberman & Wood, 2002a) and creates major opportunities for PD (De Bruijn, 2008;Gellert, 2003;Lieberman & Wood, 2002b).…”