Jonathan M. Chaffin is the designer and writer behind the Cthulhu tiki mug and other horror-themed barware collections from Horror In Clay; each object has a backstory and contributes to a narrative for the collection. He also co-owns Mug Crate, the quarterly tiki mug subscription box, has narrated and designed for Pseudopod, and frequently speaks on all things tiki, horror, crowdfunding, and pop culture at events like DragonCon and Anachrocon. He also writes horror movie reviews for The Collinsport Historical Society from time to time.

Jonathan also designed the original identity work for Pseudopod.org and Escape Artists as well as several t-shirts and ads. With his wife Allison he briefly managed PodDisk.