.Principal Advise, Ames Research Study CenterDan Hymer (Acting).Main Counsel, Armstrong Flight Study CenterBrett Swanson.Chief Guidance, Glenn Proving Ground Callista M. Puchmeyer.Chief Guidance, Goddard Space Air Travel CenterDave G. Barrett.Main Advise, Johnson Area CenterRandall T. Suratt (Acting).Principal Advise, Kennedy Space CenterAlex Vinson.Main Counsel, Langley Research Study CenterAndrea Z. Warmbier.Main Guidance, Marshall Space Air Travel CenterPam A. Bourque.Principal Advise, NASA Management Workplace at JPL James T. Mahoney.Principal Advice, NASA Shared Company Center Ron Bald.Chief Counsel, NASA Stennis Space Facility Ron Bald.