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 (-) Heliophy (1) State NY (1) Facet State City Albuquerque (1) Alexandria (2) Arlington (1) Atlanta (3) Austin (1) Baltimore (1) Berkeley (3) Bethesda (1) Big Bear City (1) Bogota (1) Boulder (17) Calgary (2) Cambridge (5) Campbell (1) College Park (1) Columbus (2) Coos Bay (1) Corvallis (1) Daejeon (1) Durham (1) Evansville (1) Fairfax (3) Flagstaff (1) Fort Myers (1) Freiburg Im Breisgau (1) Geneseo (1) Glasgow (2) Grand Forks (1) Grand Rapids (1) Greenbelt (12) Hanover (1) Heidelberg (1) Houston (2) Huntsville (4) Ioannina (1) Iowa City (2) Kirtland Afb (1) La Jolla (1) Laurel (1) Leuven (1) Logan (1) Los Angeles (2) Lowell (1) Medford (1) Mohegan Lake (1) Newark (5) Newville (1) Ottawa (1) Palm Harbor (1) Palo Alto (2) Pasadena (3) Potomac (1) Pukalani (1) Rochester (1) Rohnert Park (1) Rome (1) Sagamihara (1) Salem (1) San Diego (5) San Francisco (1) Santa Fe (1) Seattle (1) Sparks (1) Stanford (2) Tiverton (1) Tucson (2) University Park (1) Usaf Academy (1) Villanova (1) Washington (5) Zurich (2) (-) New York (1) Facet City Membership Class Full Member (1) Facet Membership Class Division HEAD (3) LAD (1) (-) SPD (1) Facet Division Showing 1-1 of 1 results Michael Hahn Full Member Affiliation Columbia University State/Province NY Country United States