NASA Contract Quality Assurance Requirements Clarified in Revised Policy Policy Byte September 14, 2014 Brian Hughitt discusses how NPR 8735.2B was updated to reflect NASA's current strategic vision, priorities and resources. More Videos Feature Videos Learn about the Office of Safety and Mission Assurance, its disciplines and programs, and much more in these feature videos. Safety Messages Guest speakers deliver the monthly Safety Messages in these live recordings. Knowledge Bytes These short videos provide expert insight on various safety and mission assurance topics. Policy Bytes Policy owners explain recent changes to policies and standards in these short videos. Event Videos Video captures of live events on Safety and Mission Assurance topics.