Since 1976	Member of the Lebanese Surgical Society.
	Since 1982	Active Member of the International Surgical Society
		(ISS)-
	Since 1984	Active Member of the American Society of Colon and
		Rectal Surgeons (ASCRS). .
	Since 1986	Member of the Comité d'Aide aux Handicapés
		Libanais(CAHL)- Secrétaire Général.
	Since 1988	Member of the Board of Administration of the
		Lebanese Cancer Society (SLC) - Treasurer and
		General Secretary..
	Since 1991	Président of the Lebanese Ostomy Association.
	Since 1993	Member of the Société Française de la Douleur and the
		International Association for the Study of Pain
		(I.A.S.P.)
	Since 1996	Elected Fellow of the American College of Surgeons
		(F.A.C.S.)
	Since 1996	Member of the New York Academy of Sciences