Lean Blog Interviews

Why do so many quality programs fall apart the moment the firefighter walks out the door? My guest for this episode of the Lean Blog Interviews Podcast is Chad Diggs, a quality management professional, consultant, author, and founder of DIQ (Digging Into Quality), an AI-powered quality platform built for mid-market manufacturers. Chad leads a team of quality engineers supporting first article inspection reviews for customers including Boeing, Collins Aerospace, and Honeywell. Chad recently released his book, Below the Surface: Building Quality Systems, Not Heroes -- a practitioner's guide written as a story rather than a textbook. The narrative follows a quality manager named Christina Valles through pressures most quality leaders will recognize: shipping bad parts to hit a date, getting blamed for problems built into the system, and watching the same fires get fought again the next month. We talk about why Chad chose a narrative format, the cost-of-poor-quality math that finally gets leadership's attention i