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