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List of Societies
- American Chemical Society
- American Geophysical Union
- American Institute of Aeronautics and Astronautics
- American Meteorological Society
- American Physical Society
- American Society for Photogrammetry and Remote Sensing
- Association of American Geographers
- Canadian Astronomical Society
- European Astronomical Society
- European Geosciences Union
- Geological Society of America
- Hellenic Astronomical Society
- Institute of Electrical and Electronics Engineers
- International Astronomical Union
- Japanese Society of Planetary Sciences
- Meteoritical Society
- Optical Society of America
- Royal Astronomical Society
- Societe Francaise d'Astronomie et d'Astrophysique
If you are an active member of one of the above societies, complete the Affiliate Membership Application Form, including the endorsement of two active members of the LAD (they may be Affiliate members, but not AAS Junior or Associate members).
If you are not an active member of one of the above societies, you may nevertheless apply for affiliate LAD membership by requesting the LAD Committee to consider membership in a non-recognized society instead (If you are not an active member of a related professional organization, enter notation "No Active Affiliation" in lieu of a Society name). Please note, however, such waivers are usually reserved for applicants residing outside North America.