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 (6) High-Energy Pheno (6) Supernovae (6) Clusters of Galaxies/Large-scale Struc (2) Cosmo (2) Galactic Structure & Stellar Populat (1) Heliophy (1) Interstellar Me (1) (-) Active Galactic Nu (2) (-) Galaxy Formation & Evolu (1) State MD (1) VA (1) (-) DC (2) Facet State City (-) Washington (2) Facet City Membership Class F (2) Facet Membership Class Division DPS (2) DDA (1) HAD (1) (-) HEAD (2) Facet Division Showing 1-2 of 2 results Patricia Knezek F Affiliation NASA HQ State/Province DC Country United States Steven Kraemer F Affiliation Catholic University of America State/Province DC Country United States