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 Astronomy Educa (2) Astrobio (1) Cosmo (1) Exopla (1) Galaxy Formation & Evolu (1) GRBs (1) High-Energy Pheno (1) Solar System/Planetary Sci (1) Star Formation & Evolu (1) Supernovae (1) (-) Active Galactic Nu (1) State FL (1) PA (1) TX (1) (-) CA (1) Facet State City Pasadena (1) Facet City Membership Class AM (4) Amateur Affiliate (2) E (5) F (44) Full Emeritus Member (3) Full Member (23) GR (9) JR (3) Undergrad Student (1) (-) Educator Affiliate (1) Facet Membership Class Division Facet Division Showing 1-1 of 1 results Michael Thacher Educator Affiliate Affiliation State/Province CA Country United States