Lede I propose that the third sentence of the lede should state Scholars regard SDUSA as the right wing of a split in the Socialist Party and a major incubator of the neoconservative movement Justin Va sse Neoconservatism The Biography of a Movement Harvard University Press 2010 p 71 75 Nicolas Guilhot The Democracy Makers Human Rights and the Politics of Global Order Columbia University Press 2013 Mel van Elteren Labor and the American Left An Analytical History Oxford University Press 2011 p 124 notes that neo conservative allies of Senator Henry Jackson were concentrated in Social Democrats USA