article
An Investigation of the Therac-25 Accidents.
Leveson, Nancy G., and Clark S. Turner. "An Investigation of the Therac-25 Accidents." Computer 26, no. 7 (1993): 18–41.
Why this matters here
Leveson and Turner's Therac-25 case study identifies engineering and organizational failures in radiation-treatment accidents. The chapter cites this specific investigation as a case of institutional lessons surviving individual engineers.
