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 D3.4 Proceedings Session on End-User Development held at HCI International 2003 Conference Summary This document contains the proceedings of the session on End-User Development held at HCI International (Greece, June 2003). October 2003