Rosa M Abdelnour is a Lawyer since 1983 and an accredited mediator since 2000. It has been the Founder and Director of the first House of Justice (Mediation Center) in Costa Rica since 2000 until 2010, Mediator and arbitrator in the Center of Alternative Justice for the BAR in Costa Rica. She has a Cum Laude PhD in Public Law by the University of Navarra, Spain and a Specialty in Strategic Negotiation from the Negotiation School of the University Pablo de Olavide, Sevilla, Spain. Has a Master´s degree in Education and Teaching Innovation. She received training from the OEA in Arbitration, in Negotiation from the Conflict Network Resolution from Australia and other trainings in the field of the Alternative Conflict Resolution. She is a law teacher and has worked as a Dean of a Law School by 15 years. Actually collaborate as a peer evaluator for the national agency for accreditation in higher education and as an audit to accreditation of judicial offices. She is a Deputy Magistrate of the Constitutional Court in Costa Rica.