Publishers understand the importance of deepening the audience relationship and that data is key. But the elephant in the room is that more than 80% of your month-to-month audience is effectively unknown, with not enough data to derive anything actionable. This means that a lot of the hyped tech strategies today are essentially just squeezing more juice out of a fifth of your audience. We'll address the real problem for publishing: how to turn this huge unknown audience into a known audience, and how to graduate them into high LTV subscribers.