“…In addition, new stakeholders become relevant in the decision-making process: in education, for example, students, parents, teachers, school leaders, trade unions, and employers increasingly demand to have a say in educational reform (Hooge et al, 2012). At the same time, education per se can be regarded as a complex and often unpredictable policy endeavour (Snyder, 2013). Evidence for this can also be found in recent empirical studies on the efficiency of policy reform (van Twist et al, 2013).…”