HVIL researcher Khari Harrison successfully defended his dissertation on January 12, 2024. Khari’s dissertation committee included Thomas Lacy (chair), Justin Wilkerson, Waruna Kulatilaka (not pictured), and George Pharr (not pictured). The title of his dissertation is “Investigations into the Hypervelocity Impact Response of High-Temperature Composite Materials for Thermal Protection Systems and Hot Structures.”