The researcher / Ahmed Samir el Nagar, the head of information at the national liver institute at el- Monifya University obtained his master degree in the sociology department from the faculty of Arts, Benha University. The discussion committee included: Prof.Dr. Gharib Sayed, Prof. Dr. Thrawat Shalaby , Prof. Dr. Ola el- zaiat and Prof. Dr. Naglaa Abd el Hameed.
