Know Who You Are Listening To — Host and Guest Info on Every Episode

The People Behind the Podcast: Why Host and Guest Metadata Matters

Podcasting is a deeply personal medium. Listeners build relationships with hosts over hundreds of hours of conversation, and some of the most compelling podcast moments happen when a well-known guest appears on an unexpected show. Yet for most of podcasting's history, the people behind the microphone have been invisible at the app layer. You hear a voice and wonder: who is that? Where else have they appeared? What is their background? Answering those questions requires leaving the app entirely — opening a browser, searching a name, triangulating from show notes. That friction breaks the listening experience and undervalues the human connections that make podcasting unique among media formats.

The podcast:person tag, developed as part of the Podcasting 2.0 initiative led by Dave Jones and Adam Curry, addresses this gap directly. The tag is an extension to the standard RSS podcast namespace, allowing creators to annotate each episode with structured data about the participants. A single tag can carry a display name, a role (host, co-host, guest, editor, producer, narrator, or any custom label), a group designation (cast or crew), a URL pointing to a profile image, and a hyperlink to the person's website or social presence. Because these tags live in the RSS feed itself, they travel with the episode to any app that supports the standard. No proprietary database, no platform lock-in — just open metadata embedded in the feed every podcast already uses.

The Podcast App renders this metadata as person chips on the episode detail screen. Each chip shows the profile photo pulled from the tag's img attribute alongside the person's name and role. The chips are tappable: selecting one opens a lightweight profile view that links out to the person's website and lists their other appearances in your library. The matching logic uses name normalization to identify the same individual across multiple shows and episodes, so if an expert appears as a guest on five different podcasts you subscribe to, The Podcast App surfaces all five in a single unified view. The display scales gracefully from a solo host to a full production crew with multiple editors and producers listed under a collapsible crew section.

For listeners who discover shows through people rather than topics, this feature changes how the app is used. A scientist you heard on a tech podcast can lead you to a science communication show you never knew existed. A comedian doing press rounds across multiple interview shows becomes a thread you can follow from episode to episode. Podcast Brain — the app's AI layer — can also incorporate person metadata into its knowledge graph, allowing you to ask questions like "what has [guest name] said about [topic] across all their appearances?" The podcast:person standard is still gaining adoption, but as more hosting platforms add support and more creators tag their feeds, the people layer of podcasting becomes increasingly searchable, navigable, and alive.