In Memoriam

Dr. Sony Mathew, a CALCE alumnus and former research faculty, was a devoted husband, loving father of three young children, and a person of warmth, integrity, and quiet strength. Sony earned his Master’s degree in Mechanical Engineering at the University of Maryland in 2004, working on the life extension of space shuttle hardware through virtual remaining…

James “Hoffy” Hofmeister received an M.S. in Elec. and Computer Engineering from the University of Arizona, Tucson, AZ (2002), a B.S. in Electrical Engineering from the University of Hawai’i, Honolulu, HI (1993), and was a graduate of IBM’s Systems Research Institute (1986): Science and Engineering of Computer-oriented Systems. After a 30-year career with IBM and five years of…

Athena Trataros Vachtsevanos of Marietta, GA passed away on September 24, 2022, at the age of 78, surrounded by her family. Dr. Vachtsevanos was born on March 8, 1944 in Thanos Village on the island of Lemnos, Greece, to John and Fanny Trataros.

Emmanuel (Manny) O. Nwadiogbu, 74, passed away on June 10, 2021, in Arizona, US. He was the CEO of Smart Asset Monitoring and Management System (SAMMS), a company that specializes in Web-based Aero Services, Aircraft Life Cycle Management, Trending & Integrated Vehicle Health Management, Certification, and Regulatory Compliance, in Scottsdale, Arizona.

Dr. Myeongsu Kang passed away unexpectedly Saturday, July 28, at his home. He was 38 years old. Dr. Kang was a member of the Center for Advanced Life Cycle Engineering (CALCE) at the University of Maryland.

Senior Fellow, UTC Aerospace Systems Mar 22, 1959 – Apr 28, 2018 The PHM Community has lost a dear friend and colleague. Bruce Wallin passed away suddenly on April 28 at the age of 59.