We will present the following paper at Ubicomp 2011 (Sept. 17-21), Beijing.

• 20th Anniversary Commemorative Panel Session of Mark Weiser’s “The Computer for the Twenty-First Century”, Chair: Elizabeth D. Mynatt, Panelists: John Seely Brown, Gregory Abowd, Paul Dourish, and Jun Rekimoto
• Smiling Makes Us Happier: Enhancing Positive Mood and Communication with Smile-Encouraging Digital Appliances, Hitomi Tsujita and Jun Rekimoto (full-paper)
• Smiling Makes Us Happier: Enhancing Positive Mood and Communication with Smile-Encouraging Digital Appliances, Hitomi Tsujita, Jun Rekimoto (demo of accepted papers)