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 (-) Star Formation & Evolu (1) State NJ (1) Facet State City Ames (1) Amsterdam (1) Anderson (1) Annapolis (1) Arecibo (1) Atlanta (1) Baltimore (1) Beijing (1) Boulder (1) Calgary (1) Cambridge (3) Carlisle (1) Carrollton (1) Chadds Ford (1) Chapel Hill (1) Charles Town (1) Charlottesville (1) Chester (2) Chicago (1) Chula Vista (1) Clarksville (1) Columbus (2) Concord (1) Daytona Beach (1) Elkton (1) Ellicott City (1) Gainesville (1) Grand Forks (1) Greenbelt (1) Green Valley (2) Harrisonburg (1) Hebron (1) Honolulu (1) Indianapolis (1) Irvington (1) Ithaca (1) Johnson City (1) La Crescenta (1) La Jolla (1) Lakewood (1) Laramie (1) Leiderdorp (1) London (1) Los Angeles (2) Lowell (1) Marina (1) Merced (1) Middletown (1) Moffett Field (1) Morgantown (1) Nashville (1) Newark (1) New Haven (2) New York (1) Norman (1) Palm Desert (1) Pasadena (5) Pittsburgh (1) Portland (1) Rancho Mirage (1) Roma (1) Sacramento (1) Salt Lake City (1) San Marcos (1) San Ramon (1) Seattle (2) Silver Spring (1) Socorro (1) South Pasadena (1) Tucson (3) Verona (1) Whitewater (1) Woodside (1) Ypsilanti (1) (-) Marlton (1) Facet City Membership Class Full Emeritus Member (1) Facet Membership Class Division LAD (1) (-) HAD (1) Facet Division Showing 1-1 of 1 results Hugh Van Horn Full Emeritus Member Affiliation Retired State/Province NJ Country United States