TL;DR: The fashion supply chain is a complex global network spanning from raw materials to retail customers, but most designers don't understand how it impacts their pattern creation and production processes. Understanding supply chain fundamentals can reduce your time-to-market by months and save thousands in production costs. With 2025 being "a time of reckoning for many brands" according to McKinsey's State of Fashion report, mastering supply chain knowledge has never been more critical. I've been working in fashion for over 15 years, and I can tell you this: most designers create beautiful sketches without understanding how the supply chain will turn those sketches into actual garments. That disconnect costs the industry billions every year. Last month, I spoke with a designer who spent six months perfecting a collection, only to discover her chosen fabrics weren't available from any supplier who could meet her production timeline. Six months of work, wasted. This is exactly why I...