The Knowledge Funnel is a concept introduced by Roger Martin in Design of Business: Why Design Thinking is the Next Competitive Advantage (2009). The book is excellent and worth a read. There are mysteries at the top of the funnel. Mysteries are the unknown. They’re the known unknowns and the unknown unknowns. It’s knowledge that the organization doesn’t have. In the centre of the funnel, you have heuristics. These are rules of thumb. They aren’t quite always precise, and aren’t always quite reliable. Heuristics are just predictive enough to be useful. It’s knowledge that is known to the firm. At the bottom of the funnel you have algorithms. This is knowledge that is standardized and optimized enough to be run[…]