The master's thesis presented by the researcher/ Ilham Ahmed, who is enrolled in the Department of Sports Management and Recreation at the Faculty of Sports Education, entitled "Decision-making and its relationship to the mental rigidity of the rulers of the sport of angel in the Arab Republic of Egypt", will be discussed on Monday, 28/10/2019 at 10:00 a.m. in the Hall of A.D. / Mohammed Raafat Mahmoud at the College