I started out thinking it was going to be a stained glass kind of look but it was really more freeform than that. I let the letter dictate the shapes around it. Very linear letters are surrounded by more straight lines and rounded letters would get more circles and arcs. It was a fun, quick little project that I'm happy to share.
Here's a link to a free PDF of the complete book.
If you like this you should check out MarkGonyea.com for more.