From the UBICOMP 2008 organizers:

"We are happy to announce that submissions are now being accepted for the open participation categories (listed below) for UbiComp 2008, the Tenth International Conference on Ubiquitous Computing, to be held in Seoul, South Korea, September 21-24.

We invite you to share your ideas and innovations in one or more of the following categories: Workshops, Panels, Demonstrations, Interactive Posters, Videos, Doctoral Colloquium. Applications for Student Volunteers are also being accepted. Submissions to these categories must be completed by Friday, June 27, 23:59 PDT. Please refer to individual web pages for each category for more information about that category.