My new book cover is here for “The Solitary Apocalypse,” as you may be aware. It’s not exactly a secret at this point. I’m really happy with what I ended up with. Since I just got the proof copy of the print version, I wanted to dive into it a bit and look at why I made the decisions with it that I did.

Here’s the front cover. There are lots of things going on here. First, there’s the tagline: “Live Alone, or Die Together.” I didn’t initially have a tagline, but my cover designer suggested i...