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