Website Manager: Georgios Psarras Invitation The first Conference on ‘Biotechnology and olive products quality in the Mediterranean’ (Olivebioteq-2004) was  organized in Errachidia Morocco in November 2004, the second (Olivebioteq-2006) in Palermo, Italy in October  2006 and the 3rd (Olivebioteq-2009) in Sfax Tunisia in December 2009. The fourth Conference (Olivebioteq-2011)  will be held in Crete, Greece in autumn 2011 (31/10-4/11/2011) in collaboration with national and international  organizations.  We organize this 4th Conference to promote scientists, technicians, students but also managers, exporters and  policy makers to exchange their own experiences in the olive sector and start to cooperate for a new, sustainable  and profitable olive industry around the world.   We are confident that the opportunity to meet together in Crete, Greece, an island with remarkable Mediterranean  civilization, long olive history, beauty and hospitality, will facilitate to extend the results of this exchange to the  professionals to improve the environmental and economical sustainability of the olive industry.  Looking forward to welcome you at Chania,    The convener Dr. K. Chartzoulakis