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 GRBs (8) High-Energy Pheno (8) Supernovae (8) Active Galactic Nu (3) Cosmo (3) Galactic Structure & Stellar Populat (3) Galaxy Formation & Evolu (3) Interstellar Me (3) Solar System/Planetary Sci (2) Clusters of Galaxies/Large-scale Struc (1) Exopla (1) Heliophy (1) Star Formation & Evolu (1) (-) Astronomy Educa (3) State AZ (2) CA (5) CT (2) FL (1) HI (1) IA (2) IL (1) MA (3) MB (1) MD (5) MN (1) NM (1) OH (1) PA (1) TX (4) UT (2) VA (1) VT (1) WA (2) WI (1) (-) NY (3) Facet State City Berkeley (1) New York (1) Facet City Membership Class Undergrad Student (1) (-) Full Member (3) Facet Membership Class Division DPS (1) SPD (1) (-) HEAD (3) Facet Division Showing 1-3 of 3 results Luca Comisso Full Member Affiliation Columbia University State/Province NY Country United States David Helfand Full Member Affiliation Columbia University State/Province NY Country United States Anna Ho Full Member Affiliation Cornell State/Province NY Country United States