I just found this article from ONLamp, a member of the O'Reilly network, to be quite helpful in understanding Sessions and Cookies in PHP.
I hope to incorporate this setup into Neodux shortly, to allow users to post their own stories, instead of just myself and the other admin-level users.
The biggest holdup has been my summer classes, which will be over soon enough, and about time!

I also hope to finish up this calendar widget-thingy to the left, within the week.