Dear smalltalkers, We are pround to announce that the authors of the best accepted papers of IWST 2012, will also be invited to submit extended versions of their papers for publication in a special issue of Elsevier "Science of Computer Programming : Methods of Software Design: Techniques and Applications" (Impact factor 1.82) IWST 2012 web page: http://www.esug.org/wiki/pier/Conferences/2012/International-Workshop---IWST... Best regards, Program Co-chairs Loïc Lagadec, Alain Plantec Lab-STICC, Université de Bretagne Occidentale