You know shoes. You've spent years studying colorways, tracking releases, and telling people the difference between a 1985 Air Jordan I and a 2024 retro by the stitching alone. Now you want to run in something. Running shoes are a completely different world — built around foam density, heel drop, and stack height instead of materials and silhouettes. But the same principle applies: the right shoe for you depends on your specific needs, and the wrong one will make you quit in two weeks. Runner's