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 (3) Clusters of Galaxies/Large-scale Struc (3) GRBs (3) High-Energy Pheno (3) Supernovae (3) Cosmo (2) Interstellar Me (2) Astronomy Educa (1) Galaxy Formation & Evolu (1) Heliophy (1) (-) Galactic Structure & Stellar Populat (1) State (-) CA (1) Facet State City Los Angeles (1) Orangevale (1) Pasadena (1) Santa Cruz (2) Sendai (1) (-) Stanford (1) Facet City Membership Class Full Member (1) Facet Membership Class Division SPD (1) (-) HEAD (1) Facet Division Showing 1-1 of 1 results Vahe Petrosian Full Member Affiliation Stanford University State/Province CA Country United States