Dr. Jason Hartwig is a research aerospace engineer in the Propellants and Propulsion branch at the NASA Glenn Research Center in Cleveland, OH and is the lead technologist for cryogenic propellant transfer for the Agency. Jason has a BS in Physics, an MS in Mechanical Engineering, and a Doctorate in Aerospace Engineering from Case Western Reserve University. He's been the PI on multiple cryogenic propulsion test programs at Glenn (CFM, PCAD, CPST, eCryo). Jason has 10 years of experience in the areas of cryogenic engineering, laser diagnostics, combustion, and propulsion. Jason's areas of expertise include design analysis and testing of cryogenic propellant management devices, line and tank chill and fill techniques, two phase cryogenic flow boiling and fluid mechanics, tank pressurization systems, and passive multi-layer insulation systems. Dr. Hartwig is also actively involved at NASA and Case in training and mentoring students through various programs.