What is dndbehindthescreen?

Sorry, as an AI language model, I do not have access to current or live information. However, "Dndbehindthescreen" typically refers to a subreddit dedicated to Dungeons & Dragons, aimed at Dungeon Masters (DMs) to share advice, tips, and resources for running their games. It is a community-driven platform where DMs can discuss their experiences, ask for feedback, and help each other improve their game sessions. The subreddit has a collection of curated resources and useful links that can help DMs with world-building, encounter design, role-playing, and many other aspects of running a D&D game.