The published summary of the proceedings of a conference at the LSE 19–21 May 1967, held under the title ‘To Define Populism’; Government and Opposition 3 no. 2 (1968), 137–79 at 140, 173–8

• For IB's contributions to the conference see Bib.111(b)(i)
• A complete transcript of the proceedings of the conference, including more material by IB, is in the library of the LSE under the title ‘London School of Economics Conference on Populism, May 20–21, 1967: Verbatim report’, shelfmark HN 17 C74