Member Directory The AAS maintains a membership directory to facilitate member interaction and to support the conduct of official Society business. Search directory for: Filter Results By Clear Filters Type of Science Galactic Structure & Stellar Populat (1) Interstellar Me (1) Star Formation & Evolu (1) (-) Galaxy Formation & Evolu (1) State (-) AZ (1) Facet State City Flagstaff (2) Gilbert (1) Laramie (1) Pasadena (1) Philadelphia (1) Princeton (1) Tempe (3) Tucson (30) (-) Fremont (1) Facet City Membership Class Full Member (1) Facet Membership Class Division Facet Division Showing 1-1 of 1 results Yumi Choi Full Member Affiliation NOIRLab State/Province AZ Country United States