thesis titled: "Assessment of Nurses' Performance Toward Care of Patients With Myocardial Infarction at Elkharga Specialized Hospital." The thesis was supervised and reviewed by a group of distinguished professors: Prof. Dr. Magda Ahmed Mohamed – Professor of Medical-Surgical Nursing, Faculty of Nursing – Assiut University (representing the supervisors). Prof. Dr. Mohamed Abu El-Qasim Farghaly – Professor in the Cardiology and Vascular Diseases Department, Faculty of Medicine – Assiut University (representing the supervisors). Dr. Atiyat Hassan Hussein – Assistant Professor of Medical-Surgical Nursing, Faculty of Nursing – Assiut University (internal examiner). Dr. Gihan Ahmed Gamal El-Din – Assistant Professor of Medical-Surgical Nursing, Faculty of Nursing – Minia University (external examiner). With sincere wishes for continued success and guidance in her academic and research career.