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