Mehmet DEMİR PROFICIENCY COMMITTEE CHAIRMAN Fahri ERTAŞ VICE OF PROFICIENCY COMMITTEE Erdem ERCAN PROFICIENCY COMMITTEE MEMBER Serap YILMAZ PROFICIENCY COMMITTEE MEMBER Ahmet KARAPEKMEZ PROFICIENCY COMMITTEE MEMBER Hakan GENÇ PROFICIENCY COMMITTEE MEMBER İrfan ATIŞ PROFICIENCY COMMITTEE MEMBER