Martin D. Fowler is a freelance composer, producer, and sound designer. He composes scores and library music for media, especially podcasts. Shows he has underscored include "This American Life," "Limetown," "Shipworm," "The Wilderness," "Missing America," "Echo Park," and more. He has mixed and sound designed for podcasts including "Exit Scam," "The Land Whale Murders," "Fall of the House of Sunshine: Our Dumb Universe," and others. He also creates commercial music, and mixes and sound designs for artist albums, podcasts, online media, and live shows.