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 (1) Cosmo (1) Exopla (1) Galaxy Formation & Evolu (1) Heliophy (1) Solar System/Planetary Sci (1) Star Formation & Evolu (1) State PA (1) Facet State City Facet City Membership Class Alumni Affiliate (1) AM (6) Amateur Affiliate (9) Div Affil - SPD (29) E (35) F (152) Full Emeritus Member (54) Full Member (110) GR (25) Graduate Student (21) IA (2) International Affil (4) JR (25) SPD (22) STAFF (1) Undergrad Student (38) (-) Educator Affiliate (1) Facet Membership Class Division HAD (11) DPS (3) DDA (1) HEAD (1) LAD (1) (-) SPD (1) Facet Division Showing 1-1 of 1 results Karl Trout Educator Affiliate Affiliation Penn State Univ. State/Province PA Country United States