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 Cosmo (1) Exopla (1) Galactic Structure & Stellar Populat (1) Heliophy (1) (-) Solar System/Planetary Sci (1) State AL (2) Anhui (1) AZ (3) CA (7) CO (3) CT (2) GA (1) HI (1) IA (1) Kerala (1) MA (1) MD (6) ME (1) México/B.C. (1) MI (2) MO (1) NM (1) OH (2) OK (1) TX (1) UT (1) VA (2) WI (2) (-) NY (1) Facet State City Ithaca (1) Facet City Membership Class Full Emeritus Member (1) (-) Full Member (1) Facet Membership Class Division DPS (5) HEAD (3) HAD (1) LAD (1) SPD (1) (-) DDA (1) Facet Division Showing 1-1 of 1 results Philip Nicholson Full Member Affiliation Cornell University State/Province NY Country United States