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 Star Formation & Evolu (3) Astrobio (2) Astronomy Educa (2) Exopla (2) Interstellar Me (2) Active Galactic Nu (1) Clusters of Galaxies/Large-scale Struc (1) Galactic Structure & Stellar Populat (1) Galaxy Formation & Evolu (1) GRBs (1) Heliophy (1) High-Energy Pheno (1) Solar System/Planetary Sci (1) Supernovae (1) (-) Cosmo (1) State MA (1) Facet State City Austin (1) Boulder (1) Corvallis (1) Cullowhee (1) Daytona Beach (1) Highlands Ranch (1) Hillsborough (1) Honolulu (1) North Dartmouth (1) Palo Alto (1) Playa Del Rey (1) Poughkeepsie (1) Santa Cruz (2) Seattle (1) Toronto (1) Urbana (1) Valdosta (1) Washington (1) Wellesley (1) West Lafayette (1) (-) Cambridge (1) Facet City Membership Class AM (3) E (1) F (19) Full Member (9) GR (1) Graduate Student (3) IA (1) JR (1) (-) Full Emeritus Member (1) Facet Membership Class Division HEAD (1) Facet Division Showing 1-1 of 1 results George Clark Full Emeritus Member Affiliation MIT State/Province MA Country United States