The 4th International Symposium on Pervasive Gaming Applications has put out a call for papers and a call for games:

The PerGames series of international symposia addresses the design and technical issues of bringing computer entertainment back to the real world with pervasive games. Previous PerGames events were held in Vienna (2004), Munich (2005), Dublin (2006) and attracted researchers and practitioners from all over the world.

This time, we call for four categories of participation:

* Research Papers
* Research Posters
* Live Demonstrations
* Citywide Games

 Possible topics include (but are not limited to):

* Mixed reality installations
* Innovative input devices
* Augmented tabletop games
* Emerging pervasive game concepts
* Augmented reality games
* (Mis-)use of enabling technologies in games
* Mobile computing entertainment
* Business cases for pervasive computing games
* Privacy and awareness issues in pervasive games
* Mixing games and serious applications

Possible types of Citywide Games include (but are not limited to):

* Mobile phone games
* Augmented reality games
* Casual games
* Alternate reality games
* Online on street games
* Event-based games
* Proximity games
* Crossmedia games
* Technology-enhanced larp games

See the website for more detail: www.PerGames.de