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 Heliophy (5) Solar System/Planetary Sci (2) Astronomy Educa (1) (-) Cosmo (1) State (-) CO (1) Facet State City Zurich (1) Facet City Membership Class Alumni Affiliate (2) Amateur Affiliate (8) Div Affil - SPS (2) Educator Affiliate (1) Full Emeritus Member (19) Full Member (86) Graduate Student (24) International Affil (1) Undergrad Student (3) (-) Div Affil - SPD (1) Facet Membership Class Division SPD (1) Facet Division Showing 1-1 of 1 results Jan Stenflo Div Affil - SPD Affiliation ETH Zurich State/Province CO Country United States