Research Memo: PCd'I Leadership Records, 1923-1924 records the exact source-qualified role and distinguishes designation, service, title use, and later report.

Member of the June 1923 mixed provisional leadership and a participant in the correspondence and committee realignment from which Gramsci's Centre emerged.

Do not infer the date or completeness of his alignment from earlier collaboration with Gramsci.

Research Memo: Gramsci and Bordiga, 1922-1924. Claim-level dates and source locators are in the memo and linked event records.

Co-founded L'Ordine Nuovo and later collaborated with Gramsci on party strategy and the Lyons Theses.

Research Memo: Gramsci Before Prison

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.

coFoundedJournal: L'Ordine Nuovo

memberOfCommunistParty: Communist Party of Italy

Role: Communist organizer, editor, and party leader

PSI member, L'Ordine Nuovo co-founder, collaborator on Workers' Democracy, chair of the Turin PSI council study committee, PCd'I editor and leader, participant in the 1923 provisional executive, collaborator in the Gramsci center, and co-preparer of the Lyons Theses.

Turin through 1922; Rome in party work; Moscow for Comintern congresses; Lyon, January 1926. City precision, High or Medium-High confidence depending on the event.

Collaboration with Gramsci does not establish identical positions at every date. Togliatti remained closer to Bordiga than Gramsci during parts of 1920-23.

Research memo: Research Memo: Gramsci's Pre-Prison Network

• Antonio Gramsci, Selections from Political Writings (1910-1920), work:w95d4a6ee36090e86.
• Antonio Gramsci, Selections from Political Writings (1921-1926), work:w61c6078aefc371cf.
• Antonio Gramsci, Pre-Prison Writings, work:wf303b360e9553b7b.
• David Forgacs, ed., The Gramsci Reader, work:w679095421000ad80.
• Gwyn A. Williams, Proletarian Order, work:w44b0f6b378a4c2af.
• Joseph A. Buttigieg, ed. and trans., Prison Notebooks, Volume I, work:w4f45a6d2366cf927.
• Fondazione Gramsci archival biography: Antonio Gramsci.
• Fondazione Gramsci archival biography: Palmiro Togliatti.
• David Bidussa, Tasca, Angelo, Dizionario Biografico degli Italiani.
• Aldo Agosti, Terracini, Umberto, Dizionario Biografico degli Italiani.
• Luigi Agnello, Bordiga, Amadeo, Dizionario Biografico degli Italiani.

Italian Communist leader linked to the custody and political-editorial framing of Gramsci's posthumous writings. Exact allocation of editorial decisions remains under study.

Research Memo: Gramsci Concept, Publication, and Reception Chronology records the human-readable citation, document locator, confidence, and limits.

PCI leader who publicly framed Gramsci's literary legacy and collaborated closely with Platone. No inspected source assigns every individual editorial decision to him.

Research Memo: Gramsci Thematic Edition Governance, 1948-1951 separates formal office, custody, collaboration, consultation, and individual editorial decisions. Shared party membership or proximity is not treated as proof of a decision.