Organizing Committee

Honorary Chairs Don Norman (USA) Larry Constantine (Portugal) Anneliese Mark Pejtersen (Denmark)
General Chairs Joaquim Jorge (Portugal) Philippe Palanque (France)	Technical Program Chairs Nuno Nunes (Portugal) Nick Graham (Canada) Daniel Gonçalves (Portugal)
Full Papers Chairs Nuno Nunes (Portugal) Nick Graham (Canada)	Tutorials Chairs José Creissac Campos (Portugal) Paula Kotze (South Africa)
Doctoral Consortium Chairs Gitte Lindgaard (Canada) Manuel João Fonseca (Portugal)	Workshops Chairs Julio Abascal (Spain) Nuno Guimarães (Portugal)
Special Interest Groups (SIGs) Chairs Gerrit van der Veer (Netherlands) Teresa Romão (Portugal)	Organization Overviews Chairs Mary Czerwinski (USA) Teresa Chambel (Portugal)
Short Papers Chairs Daniel Gonçalves (Portugal) Janet Wesson (South Africa)	Interactive posters Chairs Monique Noirhomme-Fraiture (Belgium) Adérito Marcos (Portugal)
Keynote Speakers Chairs John Karat (USA) Jean Vanderdonckt (Belgium)	Student Design Competion Chairs Simone Diniz Junqueira Barbosa (Brasil) Luis Carriço (Portugal)
Publications Chairs Pedro Campos (Portugal) Marco Winkler (France)	Publicity Chairs Paula Alexandra Silva (Portugal) Tiago Guerreiro (Portugal)
Panels Chairs Nuno Correia (Portugal) Regina Bernhaupt (Austria) Peter Forbrig (Germany)	Website Chairs Gerhard Weber (Germany) Alfredo Ferreira (Portugal)
Local Organization Chairs Alfredo Ferreira (Portugal) Pauline Jepp (Portugal) Manuela Sado (Portugal)	Student Volunteers Chairs Tiago Guerreiro (Portugal) Xavier Ferre (Spain) Effie Law (UK)
Demonstrations Chairs Verónica Orvalho (Portugal) Greg Philips (Canada)	Multimedia Conferencing Chairs José Coelho (Portugal) Lars Oestreicher (Sweden)
	Industrial Programme Chairs Miguel Dias (Portugal) Virpi Roto (Finland) Antonio Câmara(Portugal) Oscar Pastor (Spain) Stacy Hobson (USA)