We received 68 full paper submissions that underwent a double blind peer review process by an international panel that evaluated them on the basis of their significance, innovation, academic rigour, and clarity of writing. We accepted 20 papers for presentation at the conference (29% acceptance rate). Each paper has been allocated 25 minutes for the presentation including Q&A and hand-over.

C&T 2011 takes place in cooperation with ACM SIGCHI and ACM SIGCAS. The C&T 2011 conference proceedings will be published in the International Conference Proceedings Series of the ACM Digital Library. The ISBN number of the C&T 2011 proceedings is: 978-1-4503-0824-3.

Draft program updated 24 June 2011.

Friday, 1st July 2011 Saturday, 2nd July 2011
08:00 R E G I S T R A T I O N
09:00 Opening Ceremony

Paper Session D: Networks & Knowledge

Session Chair: Ben Kraal, Queensland University of Technology

panOULU: Triple Helix Driven Municipal Wireless Network Providing Open and Free Internet Access to the Community Timo Ojala, University of Oulu; Jukka Orajärvi, Oulu University of Applied Sciences; Katriina Puhakka, Ilari Heikkinen, Juhani Heikka, City of Oulu


Keynote: Eric Gordon

The Challenge of Designing Local Engagement for Networked Communities

Questions, Inspiration, Feedback, and Contributions: How Entrepreneurs Network Online Stina Nylander, Asa Rudstrom, Swedish Institute of Computer Science
09:50 Crowdsourcing in the Cultural Heritage Domain: Opportunities and Challenges Johan Oomen, Netherlands Institute for Sound and Vision; Lora Aroyo, Free University Amsterdam
10:15 The Spaces Between: ICT and Marginalization in the South African City Nancy Odendaal, University of Cape Town
10:40 B R E A K

Paper Session A: Motivating & Social Media

Session Chair: Timo Ojala, University of Oulu

Plugged in to the Community: Social Motivators in Online Goal-Setting Groups Moira Burke, Burr Settles, Carnegie Mellon University

Paper Session E: Identity & Sharing

Session Chair: Tuck Leong, Newcastle University

Discussing Illicit Drugs in Public Internet Forums: Visibility, Stigma, and Pseudonymity? Monica J. Barratt, National Drug Research Institute, Curtin University

11:25 Brewing Up Citizen Engagement: The Coffee Party on Facebook Christopher Mascaro, Sean Goggins, Drexel University Do Lurking Learners Contribute Less? – A Knowledge Co-construction Perspective Fei-Ching Chen, Hsiu-Mei Chang, Yu-Han Chang, National Central University
11:50 Motivating Domestic Energy Conservation through Comparative, Community-Based Feedback in Mobile and Social Media Petromil Petkov, Queensland University of Technology, NICTA, & Technische Universität München; Felix Köbler, Technische Universität München; Marcus Foth, Richard Medland, Queensland University of Technology & NICTA; Helmut Krcmar, Technische Universität München

Playing with Empathy: Digital Role-Playing Games in Public Meetings Eric Gordon, Steven Schirra, Emerson College

12:15 Suicide Effects: Designing for Death Jan Rod, Keio University; Connor Graham, National University Singapore; Martin Gibbs, University of Melbourne Public Engagement with Biomedical Research through Location-Sensitive Technology Ryan Naylor, Kristine Elliot, Kathleen Gray, Greg Wadley, University of Melbourne
12:40 L U N C H

Paper Session B: Exploring & Engaging

Session Chair: Michael Koch, Bundeswehr University Munich

Social Network Analysis of an Online Dating Network, Lin Chen and Richi Nayak

Workshop Madness

Chair: Jaz Choi, Queensland University of Technology

14:05 Bridging the Affective Gap to Make News Felt: Spaces of Aestheticized Public Voice Martin Brynskov, Aarhus University; Tuck Leong, Newcastle University; Jonas Fritsch, Aarhus University

Keynote: Geraldine Fitzpatrick

Inscribing Community by Design: Reflecting on Older People and Participation

14:30 Communication Content Relations to Coordination and Trust over Time: A Computer Game Perspective Sebastian Richter, Ulrike Lechner, Universität der Bundeswehr München
14:55 Where Should I Send My Post? The Concept of Discourse Quality in Online Forums and its Dependency on Membership Size Felix-Robinson Aschoff, Verena Schaer, Gerhard Schwabe, University of Zurich
15:20 B R E A K

Paper Session C: Work & Collaboration

Session Chair: Cécile Paris, CSIRO ICT Centre

Wiki-based Community Collaboration in Organizations Osama Mansour, Linnaeus University; Mustafa Abusalah, Consolidated Contractors Company; Linda Askenäs, Linnaues University

Panel Discussion:

Social Media for Increased Resilience and Safety: Technology to Help Communities Cope with Disasters

Chair: Axel Bruns, Queensland University of Technology

16:05 Public Deliberation in Municipal Planning: Supporting Action and Reflection with Mobile Technology Morten Bohøj, Nikolaj Gandrup Borchorst, Susanne Bødker, Matthias Korn, Aarhus University; Pär-Ola Zander, Aalborg University
16:30 Mail2Wiki: Low-cost Sharing and Early Curation from Email to Wikis Benjamin Hanrahan, Palo Alto Research Center; Guillaume Bouchard, Xerox Research Centre Europe; Gregorio Convertino, Palo Alto Research Center; Thiebaud Weksteen, Xerox Research Centre Europe; Nicholas Kong, Palo Alto Research Center; Cedric Archambeau, Xerox Research Centre Europe; Ed H. Chi, Palo Alto Research Center
16:55 Global Online Meetings in Virtual Teams – from Media Choice to Interaction Negotiation Malin Pongolini, University West; Johan Lundin, IT-University, University of Gothenburg; Lars Svensson, University West Closing Ceremony
17:20 C L O S E


Submission of Camera Ready Papers

All submissions must be written in English. Papers must be no longer than 10 pages, including all additional material such as references, appendices, and figures. Please format papers using the ACM SIGCHI two column layout available at Full papers must include a title, sufficient space for the author name(s) to appear on the paper, contact information and affiliations, abstract, keywords, body, and references. Accepted papers will be included in the conference proceedings (ACM, New York) if at least one author of any accepted submission has registered and attends the conference. Camera-ready papers have to be submitted as a Microsoft Word document (.doc or .docx) to the C&T online submission system at

Please send any questions to Jesper Kjeldskov and Jeni Paay, Technical Program Chairs: jesper AT