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) Active Galactic Nu (1) Astrobio (1) Cosmo (1) Exopla (1) GRBs (1) High-Energy Pheno (1) Solar System/Planetary Sci (1) (-) Galaxy Formation & Evolu (1) (-) Star Formation & Evolu (1) (-) Supernovae (1) State FL (1) NY (1) PA (1) TX (1) (-) CA (1) Facet State City Pasadena (1) Facet City Membership Class AL (1) AM (5) Amateur Affiliate (3) E (8) F (84) Full Emeritus Member (11) Full Member (44) GR (19) Graduate Student (6) 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