one thing that often doesn't come up in these discussions is the need to layer decision-making. if you start the process with high fidelity mockups, you are essentially making all different types of decisions at once: decisions about creative vision, information architecture, flows, and content. it is almost impossible to get clear feedback in that type of situation. ime, breaking the design artifacts down in a way that allows the team to align on one aspect of the broader design approach mak...