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 Galactic Structure & Stellar Populat (9) Exopla (8) Active Galactic Nu (6) Galaxy Formation & Evolu (6) Solar System/Planetary Sci (6) Clusters of Galaxies/Large-scale Struc (5) Cosmo (5) GRBs (5) High-Energy Pheno (5) Interstellar Me (5) Supernovae (5) Astronomy Educa (4) Star Formation & Evolu (4) Astrobio (1) (-) Heliophy (1) State (-) MI (1) Facet State City Cedar Rapids (1) Grand Rapids (1) Iowa City (2) (-) Ann Arbor (1) Facet City Membership Class F (1) Facet Membership Class Division SPD (1) Facet Division Showing 1-1 of 1 results Alexander Hegedus F Affiliation SRI International State/Province MI Country United States