Jeffrey S. Tubbs, PE, is an associate principal with the global engineering and consulting firm Arup, and is staff group leader of Arup's Westborough, Massachusetts, office. Tubbs is a registered fire protection engineer in seven states, and has extensive experience developing prescriptive and performance-based code fire protection, life safety, and egress strategies for projects in the United States and internationally. In addition to being an adjunct instructor at the Center for Fire Safety Studies at Worcester Polytechnic Institute, Tubbs has also contributed his expertise to various building design texts and led the Arup contributions to the National Construction Safety Team investigation of the February 20, 2002, fire at The Station nightclub in West Warwick, Rhode Island.

Brian J. Meacham, PhD, PE, is a principal with Arup, leading the firm's Global Risk Consulting Business. A licensed engineer and a fellow of the Society of Fire Protection Engineers, Meacham is widely regarded as an expert in risk-informed performance-based approaches to building regulation and fire protection design. He holds appointments of adjunct associate professor in fire protection engineering at Worcester Polytechnic Institute, and research associate professor and director, Center for Risk and Security, Clark University. Meacham is the editor of the ICC book Performance-Based Building Design Concepts: A Companion to the ICC Performance Code and lead editor of the NFPA book Extreme Event Mitigation in Buildings: Analysis and Design.