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 Solar System/Planetary Sci (2) Astrobio (1) Galaxy Formation & Evolu (1) Interstellar Me (1) Star Formation & Evolu (1) (-) Exopla (2) State (-) NY (2) Facet State City Ithaca (1) Princeton (1) Rochester (1) (-) New York (2) Facet City Membership Class Full Member (2) Facet Membership Class Division DDA (1) (-) DPS (2) Facet Division Showing 1-2 of 2 results David Kipping Full Member Affiliation Columbia University State/Province NY Country United States Linda Sohl Full Member Affiliation Columbia University State/Province NY Country United States