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 Exopla (5) Galactic Structure & Stellar Populat (3) Solar System/Planetary Sci (3) Astrobio (1) GRBs (1) High-Energy Pheno (1) Supernovae (1) (-) Astronomy Educa (1) (-) Cosmo (1) State Abu Dhabi (1) AZ (1) CA (5) CT (2) FL (1) HI (1) IA (2) MD (3) ME (1) México/B.C. (1) MO (1) NM (1) NY (1) OH (1) ON (1) PA (1) SC (1) WI (1) (-) MI (1) Facet State City Ann Arbor (1) Facet City Membership Class Undergrad Student (2) (-) Full Member (1) Facet Membership Class Division HEAD (13) DPS (4) SPD (3) LAD (2) HAD (1) (-) DDA (1) Facet Division Showing 1-1 of 1 results David Gerdes Full Member Affiliation University of Michigan State/Province MI Country United States