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 Active Galactic Nu (20) GRBs (16) High-Energy Pheno (16) Supernovae (16) Star Formation & Evolu (13) Clusters of Galaxies/Large-scale Struc (8) Astronomy Educa (7) Cosmo (7) Exopla (6) Galaxy Formation & Evolu (6) Interstellar Me (6) Heliophy (4) Solar System/Planetary Sci (4) Galactic Structure & Stellar Populat (3) (-) Astrobio (1) State MA (1) Facet State City Baltimore (2) Chicago (1) East Hartford (1) Fairfax (1) Greenbelt (1) Los Angeles (1) Missouri City (1) Newark (1) Orangevale (1) Pasadena (1) Santa Cruz (1) Santa Fe (1) Tempe (1) Woodside (1) (-) Cambridge (1) Facet City Membership Class Full Emeritus Member (1) Facet Membership Class Division DPS (4) DDA (1) HAD (1) (-) HEAD (1) Facet Division Showing 1-1 of 1 results George Clark Full Emeritus Member Affiliation MIT State/Province MA Country United States