Heff Gerlach, the creator of The Keeper League Podcast, shares his journey from teaching to becoming a fantasy football expert. He discusses the niche world of Australian Rules Football fantasy leagues that go beyond traditional drafts. The conversation dives into the evolution of his podcast, audience engagement, and innovative data analytics tools. Heff also reveals the challenges of monetization strategies and the importance of community in growing a niche podcast. His insights inspire listeners to consider their own side hustles in the fantasy sports arena.