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