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 (3) Galaxy Formation & Evolu (3) Solar System/Planetary Sci (3) Clusters of Galaxies/Large-scale Struc (2) Galactic Structure & Stellar Populat (2) Active Galactic Nu (1) Astrobio (1) Exopla (1) (-) Star Formation & Evolu (1) State AB (1) CO (1) FL (1) NV (1) (-) CA (1) Facet State City Pleasant Hill (1) Facet City Membership Class Amateur Affiliate (1) Full Member (4) Graduate Student (2) Undergrad Student (2) (-) Full Emeritus Member (1) Facet Membership Class Division HEAD (5) DPS (3) HAD (3) LAD (2) SPD (1) (-) DDA (1) Facet Division Showing 1-1 of 1 results Karen Castle Full Emeritus Member Affiliation State/Province CA Country United States