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 Active Galactic Nu (1) Astronomy Educa (1) Clusters of Galaxies/Large-scale Struc (1) Cosmo (1) Exopla (1) Galactic Structure & Stellar Populat (1) GRBs (1) Interstellar Me (1) Solar System/Planetary Sci (1) Star Formation & Evolu (1) Supernovae (1) (-) Astrobio (1) (-) Galaxy Formation & Evolu (1) (-) Heliophy (1) (-) High-Energy Pheno (1) State AB (1) NM (1) TX (1) UT (1) (-) CA (1) Facet State City Orangevale (1) Facet City Membership Class Alumni Affiliate (1) Educator Affiliate (1) Full Emeritus Member (5) Full Member (37) Graduate Student (2) Undergrad Student (2) (-) Amateur Affiliate (1) Facet Membership Class Division DDA (1) LAD (1) (-) HEAD (1) Facet Division Showing 1-1 of 1 results Bob Guzik Amateur Affiliate Affiliation ASP State/Province CA Country United States