- American Academy of Political and Social Science (1)
- American Association for the Advancement of Science (1)
- American Historical Association (1)
- Archaeological Institute of America (1)
- British Economic Association (1)
- Royal Asiatic Society of Great Britain and Ireland (1)
- Royal Economic Society (Great Britain) (1)
- Royal Geographical Society (Great Britain) (1)
- University of Chicago (1)
- no value (14)