“…Tertiary, and particularly, TE have been highlighted as being key agents in promoting sustainability (Gough, 2016). The existing literature has explored education for SD of GE from a wide range of perspectives including specific case studies on its implementation (Miralles-Cardona et al , 2020, 2021; Novo and Murga-Menoyo, 2015); sustainability interventions, assessments and frameworks (Alonso-García et al , 2019; Cardeñoso-Domingo et al , 2013; Segalàs-Coral and Sánchez-Carracedo, 2019), students’ attitudes and perceptions (Cebrián and Junyent, 2015; Jiménez-Fontana et al , 2018; Vásquez et al , 2020), educators’ professional competencies (Aznar-Minguet et al , 2017; Lozano et al , 2017; García et al , 2017) and barriers and opportunities (Borg et al , 2012; Kang, 2019). However, only a few studies have focused on mainstreaming GE into university teaching.…”