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Hal Thomas

Hal Thomas, a self-employed consultant, HWT Consulting LLC. He was formerly an Engineering Associate - Process Safety at Air Products for over 36 years. He received a BSME from Bucknell University, is a registered professional engineer in the state of PA and is a certified functional safety expert, CFSE. Prior to becoming a process safety engineer and being involved in cybersecurity for control systems, he was a process control engineer. He has participated in several industry initiatives involving the Center for Chemical Process Safety (CCPS), ISA84 and ISA99. He currently participates in ISA84 technical report working groups and co-chairs WG9 responsible for TR84.00.09, Cyber Security Related to the Safety Lifecycle, as well as participating in a number of ISA99 working groups and co-chairing WG7 that is intended to address the intersection of security and safety. During his career, he has authored and co-authored a number of papers dealing with aspects of risk assessment, including cybersecurity.
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