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