John Bretti

John Bretti is an accomplished professional with over 30 years of experience in Probabilistic Risk Assessment (PRA) and reliability analysis, specializing in NASA's human spaceflight programs. They have provided PRA skills at various organizations, including their current role as Principal Statistician at SAIC, supporting multiple NASA programs such as the Commercial Crew and Orion vehicles. Previously, John has held senior engineering positions at companies like Entergy Nuclear Operations, where they focused on safety assessments, and Yankee Atomic Electric Company, where they contributed to risk analysis. John holds a Master’s degree in Energy Engineering and a Bachelor’s degree in Nuclear Engineering from the University of Massachusetts at Lowell.