national authorities highly depend on the school supervision, (De Grauwe, 2001a:13). Quality has different meanings . ISSN 2348-3156 (Print) International Journal of Social Science and Humanities Research ISSN 2348-3164 (online) Vol. 7, Issue 2, pp: (1334-1342), Month: April - June 2019, Available at: researchpublish.com information electronically (in PDF format please) to the Graduate School Office (gradschool@cs.uni-saarland.de): • letter from advisor confirming supervision and financing as well as providing an assessment of the candidateʼs degree of preparation (e.g. regarding further course requirements, required time until QE) How- ever, with time, the multiplication of schools has rendered the traditional inspectorate model of super- vision, a product of the SSM, dysfunctional, hence, the need for school-based models which focus on the professional development of teachers (Musundire, 2015). 3 2016-2018 Selection Board for Fellows of the Foundation of German Business sdw (Responsible Professor for Universities in Southwest Germany - Trier, Saarbruecken, Kaiserslautern), Berlin 2015-2016 "Fachkollegiat" of the German Science Foundation (DFG) 2006-2015 Selection Board of the Alexander v. Humboldt Foundation (Feodor Lynen Program) since 2010 EU-Coordinator of the European whole process of my dissertation project. Back in school, my teachers repeatedly wrote on my report cards that I did not use my full potential. Possibly, the •st time in my life, this has changed during the last six years, as you pushed me to my limits - and beyond. Also, I would like to thank my parents who have taught me to value education.