Sources
Works and records cited in this dossier. Numbered references in the account lead to entries here.
- Wiggershaus Frankfurt Governance Reconstruction Rolf Wiggershaus. 1995.
- Wiggershaus U.S. Landing and Personnel Reconstruction Rolf Wiggershaus. 1995.
Complete existing research record
Frankfurt founding-circle dossier
Listed on the teaching staff from winter 1930-31 and led empirical social-psychological research on workers and employees. His Columbia guest professorship is a separate relation. Contract stages and his 1939 separation remain to be verified from records.
Geography
Frankfurt, Geneva, and New York. Locations are recorded only at the precision supported by the sources.
Assessment boundary
Formal membership, employment, funding, collaboration, political affiliation, and intellectual influence remain separate relations. Open the full evidence memo
Why this person matters
Institute teaching staff and research collaborator who also held a separate Columbia guest professorship.
Verification boundary
Membership, employment, collaboration, and influence are recorded as different relationship types. Shared membership is preserved as evidence but is not treated as proof of agreement or influence by itself.
Verified relationship
memberOfInstitute: Institute for Social Research
Verified relationship
guestProfessorAtColumbia: Columbia University
Evidence basis
Research Memo: Frankfurt Institute to Columbia