The Case File Library
Publicly documented quality failures, dissected for lessons — case file by case file. Recalls, groundings, outbreaks: what actually failed, and which discipline would have caught it.
Aerospace
737 MAX MCAS: how delegated authority certified a single-point failure
How delegated authority allowed Boeing to self-certify a single-sensor flight control system—and what happens when quiet engineering compromises scale into tragedy.
Automotive
GM ignition switch: how a silent redesign bypassed quality and cost 124 lives
A silent 2006 redesign of GM's ignition switch kept the same part number, leaving engineering records pointing at a nonexistent part and contributing to 124 deaths and a $900M settlement.
Automotive
Takata: how suppressed test data became the largest recall in history
The Takata airbag recall exposed a hard truth: most quality catastrophes stem from known risks that governance systems failed to halt.