“…Many recommendations include PD in the form of collaborative teacher learning in teacher communities (e.g., Bryk, Lee, & Holland, 1993;DuFour & Mattos, 2013;Hadar & Brody, 2010;Louis & Marks, 1998;Skerrett, 2010;van Es, 2012). While there is consensus emerging on the factors of high quality PD, there are still many different approaches to school-based Teacher Learning Communities (TLCs).…”