In this, the spookiest of seasons, Jon performs a reading of Edgar Allan Poe's classic tale of mania, murder, and guilt: 1843's The Tell-Tale Heart . Full series credits, sound effects attribution, and links to social media can be found at If you like the show, leave us a 5-star rating and review on Apple Podcasts or Spotify! Every review helps! Join the Gray Matter Patreon at Buy Gray Matter Shirts at