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 Astrobio (1) Astronomy Educa (1) GRBs (1) Solar System/Planetary Sci (1) Star Formation & Evolu (1) Supernovae (1) (-) High-Energy Pheno (1) State CA (1) Facet State City Annapolis (1) Arecibo (1) Atlanta (1) Baltimore (1) Beijing (1) Calgary (1) Cambridge (2) Carrollton (1) Chadds Ford (1) Chapel Hill (1) Charles Town (1) Charlottesville (1) Chester (1) Columbus (1) Concord (1) Daytona Beach (1) Elkton (1) Grand Forks (1) Greenbelt (1) Hebron (1) Indianapolis (1) Irvington (1) Ithaca (1) Johnson City (1) Lakewood (1) Laramie (1) London (1) Los Angeles (2) Lowell (1) Middletown (1) Moffett Field (1) New Haven (2) Palm Desert (1) Pasadena (2) Pittsburgh (1) Portland (1) Rancho Mirage (1) Roma (1) Sacramento (1) Salt Lake City (1) San Marcos (1) Seattle (1) South Pasadena (1) Tucson (2) Woodside (1) Ypsilanti (1) (-) San Ramon (1) Facet City Membership Class Full Emeritus Member (1) Facet Membership Class Division DPS (1) (-) HAD (1) Facet Division Showing 1-1 of 1 results Cynthia Cheung Full Emeritus Member Affiliation NASA's GSFC State/Province CA Country United States