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 (-) Solar System/Planetary Sci (1) State (-) TX (1) Facet State City Austin (2) Blackwell (1) Boulder (1) Cambridge (1) Houston (7) Moscow (1) Mountain View (1) San Antonio (8) San Marcos (1) Shavano Park (1) Sherman (1) Tempe (1) Waco (1) (-) Socorro (1) Facet City Membership Class F (1) Facet Membership Class Division DPS (1) Facet Division Showing 1-1 of 1 results Perianne Johnson F Affiliation University of Texas Institute for Geophysics State/Province TX Country United States