It's not my field, but I've picked up a few hints and tips by hanging around at http://www.gamedev.net/ which is a good place for amateurs and pros.
Slashdot videos: Now with more Slashdot!
We've improved Slashdot's video section; now you can view our video interviews, product close-ups and site visits with all the usual Slashdot options to comment, share, etc. No more walled garden! It's a work in progress -- we hope you'll check it out (Learn more about the recent updates).