id author title date pages extension mime words sentences flesch summary cache txt cord-325916-t8feni6a Gorozidis, Georgios S. Facebook group PETCoN (Physical Education Teacher Collaborative Network). An innovative approach to PE teacher in-service training: A self-determination theory perspective 2020-08-20 .txt text/plain 10896 534 42 If these assumptions are correct then teacher training via Facebook groups (or other/future social networks with similar features) might be a response to the challenge of designing effective online CoP, with the aim to motivate and actively engage participants through completion, as from what we know from Massive Open Online Courses (MOOCs) literature, attrition rates in elearning environments are very high (Jordan, 2015; Martin, Kelly, & Terry, 2018) . Next, we present preliminary data i.e., "group insights" measurements (Facebook feature) from the total number of engaged participants that exhibited at least a minimum level of interaction with the training material and group members (N ¼ 116), and quantitative-qualitative results from a smaller number of teachers (n ¼ 63; 54% response rate) who were responded to electronic questionnaires at three time points (see Table 1 for demographics). ./cache/cord-325916-t8feni6a.txt ./txt/cord-325916-t8feni6a.txt