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 State (-) CA (1) Facet State City Alta Loma (1) Charlottesville (1) Fountain Valley (1) Norwalk (1) Pasadena (1) Santa Barbara (1) Stockton (1) Torrance (1) (-) San Francisco (1) Facet City Membership Class E (1) F (7) Full Emeritus Member (1) Full Member (2) GR (1) (-) Educator Affiliate (1) Facet Membership Class Division Facet Division Showing 1-1 of 1 results Robert Semper Educator Affiliate Affiliation Exploratorium State/Province CA Country United States