“…(2) Leveraging the motivation of the users (Haaranen, Ihantola, Hakulinen, & Korhonen, 2014), their engagement with the system (Hakulinen, Auvinen, & Korhonen, 2015;Luo, Yang, & Meinel, 2015) and their achievements (Antin & Churchill, 2011;da Rocha et al, 2016).…”