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 Cosmo (1) Galactic Structure & Stellar Populat (1) Galaxy Formation & Evolu (1) (-) Clusters of Galaxies/Large-scale Struc (1) State CT (1) Facet State City Baltimore (3) Columbus (1) Greenbelt (1) Los Alamos (1) Madison (1) Pasadena (1) San Ysidro (1) Staten Island (1) Tucson (1) (-) New Haven (1) Facet City Membership Class (-) Full Member (1) Facet Membership Class Division HEAD (1) (-) DDA (1) Facet Division Showing 1-1 of 1 results Frank Van Den Bosch Full Member Affiliation Yale University State/Province CT Country United States