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