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