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