Bill passed away on June 22, 2024 at the age of 83. He retired from NASA after a 27-year career at MSC/JSC.

The link to Bill's  obituary is:  Dr. William Emile Simon Obituary - 2024 - Martin & Castille Funeral Home

University of Louisiana at Lafayette Mourns Dr. Simon's Passing:  https://engineering.louisiana.edu/news-events/news/20240622/college-engineering-mourning-loss-one-its-own-dr-william-e-simon-professor