IST PROGRAMME Action Line: IST-2002-8.1.2 End-User Development Empowering people to flexibly employ advanced information and communication technology Contract Number IST-2001-37470 D3.2 Proceedings Workshop on End-User Development held in conjunction with the ACM CHI 2003 Conference Editors: Henry Lieberman, Fabio Paternò, Alex Reepenning, Volker Wulf Summary This document contains the proceedings of the workshop on End-user Development held in conjunction with the ACM CHI conference (Fort Lauderdale, 6 April 2003). October 2003