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