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 (3) Solar System/Planetary Sci (3) Astrobio (1) Astronomy Educa (1) Star Formation & Evolu (1) (-) Cosmo (1) State AB (2) Abu Dhabi (1) AL (2) AZ (6) CA (12) CO (1) CT (3) Drenthe (1) FL (1) GA (1) IL (2) LA (1) MA (5) MD (7) ME (1) México/B.C. (1) NC (1) ND (1) NJ (4) NV (1) NY (4) OH (2) ON (1) OR (1) PA (1) TN (1) TX (2) UT (1) VA (2) VT (1) WA (3) WI (3) (-) MI (1) Facet State City Ann Arbor (1) Facet City Membership Class Full Member (1) Facet Membership Class Division HEAD (9) HAD (3) DPS (2) LAD (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