Short bio: Computer Scientist, FOSS supporter (read more)
Tux Machines (TM)-specific
The contest runs an open submission process that allows anyone to submit their own photographic and illustrated wallpapers to a public pool on social networking Flickr. Of the submissions received by the deadline a dozen or so will be selected to form Ubuntu’s default wallpaper pack and ship on the Ubuntu CD.
The deadline for art aimed at inclusion in Ubuntu 12.04 is March 15th.