The primary means of discussing issues raised on individual episodes is this blog. Go read the comments and reply to our posts! Here are recent comments.
See those categories on the right side of the page, under the summary of this podcast? Use those to filter the blog to see only music entries, or videos, or reviews, or whatever.
You should definitely go to the iTunes store, where (if you have iTunes installed) you can give our podcast a good rating and, if you're so inspired, a review.
We're also on Twitter, and you can enter your email address in the box to the right if you'd like to receive blog updates via email (once per day maximum).
Our Facebook page, with more discussion.
To support us, click the donate button in the right margin of this page. Also, if you're buying anything from Amazon, start from our page so we get a cut.
The Cartoon Stand. Ken Gerber's page o' comix on demand.
If you're looking for more information on the readings and people we cover (I know we're not consistent about giving such basic details of when these people lived), there's usually a good summary at Wikipedia, and if you want a bit more depth, try the Stanford Encyclopedia of Philosophy.
Need web hosting or custom programming? The guys at rootlevelservices.com, who provide space and bandwidth for some of these very large files, are absolutely top notch.
(If you know of anything we should definitely add here, send it to me.)