Coordinator of the neurosurgical service of the Hospital Moncloa since December, 1997.
Usual Collaborator in various process of evaluation for the Agencia Nacional de Evaluación y Prospectiva of the Secretaría de Estado de Universidades, Investigación y Desarrollo (Ministry of Education).
Referee for various process of the evaluation for the Agencia Nacional de Evaluación y Prospectiva of the Secretaría de Estado de Política Científica y Tecnológica del Ministerio de Ciencia y Tecnología.
Referee of the General Subdirection of Heath Care Research for Ministerio de Sanidad y Consumo since 2001.
Coordinator of workgroup of Patología Vascular del Sistema Nervioso Central de la Sociedad Española de Neurocirugía since May of 1997 until May of 2004.
Member of the Experimentation Animal Committee for the Hospital Universitario La Paz since July, 2001.
Member of the Research Commission for the Hospital Univ. La Paz from October 2003 to the end of 2005.
Member of the Sociedad Española de Neurocirugía since May 26th, 1982.Member of the Comisión Nacional de Especialidades into the Neurosurgery speciality from December 28,1989 to the end of March, 1997.
Appointment of Secretary of the aforementioned commission in October 21, 1994 to the end of March, 1997.
Member of the Committee Editorial of Revista Neurocirugía since June of 1995.
Member of the Society for Neuroscience (Washington) since 1996 until 2002.
Member of the American Association of Neurological Surgeons (founded in 1931 like Harvey Cushing Society) since November of 1996.