Do you want to be a Developer?
insert text, talk about languages geoshell is written in, links to the CVS and how to figure out what needs done..
Do you want to be a Support Technician?
to help users live, feel free to poke into the irc room.. or to help a wider number of users, take a walk over to the forums.. remind them to consult documentation to make sure information is correct that they are passing on to other users..
Do you want to be a Documentation Writer?
get an account with the wiki.. start by making comments to expand existing documentation that will be merged by the doc moderators, also, mention your comment on the forum so that you make sure we know what is going on..
depending on how that goes, you may be given editing abilities on the wiki..
Do you want to help in another way?
we are an opensource project, we have no money, we need a lot of things, think you can help? talk about how to contact the people you need to (Jaykul)...