Announcement of Meeting: SET THEORETIC TECHNIQUES IN FUNCTIONAL ANALYSIS To be held in Castro Urdiales (Cantabria) Spain, from February 21 to February 24, 2011. Organized by Jesús M. F. Castillo (Univ. of Extremadura) and Manuel González (Univ. of Cantabria), in collaboration with the CIEM (International Center for Matematical Encounters). The meeting includes six mini-courses lectured by: Antonio Avilés (Univ. Murcia, Spain) (2 hours) Push-out constructions in Banach spaces and Boolean algebras  Valentin Ferenczi (Univ. Sao Paulo, Brasil) (2 hours) Groups of isometries on Banach spaces Piotr Koszmider (Univ. Lodz, Poland) (2 hours) Some applications of set-theoretic topological methods in C(K) spaces Wieslaw Kubis (Univ. Praga, Czech Republic) (2 hours) Category-theoretic methods for constructing universal Banach spaces Jordi López Abad (ICMAT-CSIC, Madrid, Spain) (2 hours) Banach Spaces and Ramsey Theory: some open problems Stevo Todorcevic (Univ. Toronto, Canada) (3 hours) Combinatorial dichotomies in set theory and their applications to analysis Participants will have the possibility of delivering short lectures of 20 or 30 minutes. Registration for the meeting can be done through the web-site: http://www.ciem.unican.es/encuentros/banach2011. There is no registration fee. Additional information can be found in that web-site. The meeting is supported by CIEM, Universidad de Cantabria, Ayuntamiento de Castro Urdiales and Ingenio Mathematica.     Antonio MArtínez-Abejón (University of Oviedo, Spain)