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 (4) Cosmo (3) Galaxy Formation & Evolu (3) Astronomy Educa (2) Exopla (2) Interstellar Me (2) Solar System/Planetary Sci (2) Star Formation & Evolu (2) Astrobio (1) Clusters of Galaxies/Large-scale Struc (1) (-) Active Galactic Nu (1) State CA (1) MA (1) (-) ON (1) Facet State City London (1) (-) Toronto (1) Facet City Membership Class Full Member (1) Facet Membership Class Division Facet Division Showing 1-1 of 1 results Patrick Hall Full Member Affiliation York Univ. State/Province ON Country Canada