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 Solar System/Planetary Sci (13) Exopla (7) Astronomy Educa (5) Astrobio (3) Star Formation & Evolu (3) Cosmo (2) GRBs (2) High-Energy Pheno (2) Interstellar Me (2) Supernovae (2) Active Galactic Nu (1) (-) Heliophy (1) State AB (1) AL (2) AR (1) CA (12) CO (3) CT (2) FL (2) Hooghly (1) KS (1) KY (2) MA (1) MD (7) ME (1) MI (1) MN (1) NC (1) ND (1) NH (1) NJ (2) NY (4) OH (1) PA (3) TX (2) VA (1) WA (2) (-) NM (1) Facet State City Kirtland Afb (1) Facet City Membership Class F (1) Facet Membership Class Division HEAD (7) SPD (5) DDA (3) HAD (1) LAD (1) (-) DPS (1) Facet Division Showing 1-1 of 1 results William Johnston F Affiliation Air Force Research Laboratory State/Province NM Country United States