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 GRBs (4) High-Energy Pheno (4) Star Formation & Evolu (4) Supernovae (4) Active Galactic Nu (2) Clusters of Galaxies/Large-scale Struc (2) Galaxy Formation & Evolu (2) Solar System/Planetary Sci (2) Astronomy Educa (1) Cosmo (1) Exopla (1) Galactic Structure & Stellar Populat (1) Heliophy (1) Interstellar Me (1) (-) Astrobio (1) State AB (1) AZ (2) BC (1) CA (7) FL (5) MD (3) ME (1) NC (1) NJ (1) NM (2) NV (1) PA (1) TN (1) (-) MA (1) Facet State City Cambridge (1) Facet City Membership Class Full Member (6) Undergrad Student (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