Editor’s Introduction Available to Purchase

This issue boasts a hefty mix of contemporary as well as historical content. We begin with James N. Gregory’s reworking of his 2017 presidential address as Labor and Working- Class History Association (LAWCHA) president. Drawing on his online Mapping American Social Movements project, Gregory erects his own version of a “peculiarities of the American Left” argument with a combination of geographic, demographic, and political/organizational analysis spanning the long twentieth century. The very lack of a discrete and continuous party- centered Left, he suggests, accounts for both the underlying instability and the impressive flexibility of left- wing surges. Among his more provocative findings, Gregory insists on the coherency of a “New Deal Left” centered on the CIO–Democratic Party (i.e., not the Communist Party) alliance and the centrality of media channels, including a proliferation of local radical centers in the 1960–1970s “Liberation Left” years reminiscent of the pre- World War I era....