Prof. Dr. Murat SEZGINER, our lecturer at the Law School, attended the symposium for the 150th anniversary of the Council of State and the Administrative Justice Day upon the invitation of the President of the Council of State, Zerrin Güngör. Prof. Dr. Murat SEZGINER made a presentation about “The Principles of Appeal Reviews in Administrative Justice, and the Problematic of Jurisprudence Contradictions in Appeal Practices and Their Solutions.”