For the last two decades, the parties have been obsessed with the idea of a permanent majority. It’s not coming.

Immigration has consistently ranked high among voter concerns nationwide, following heightened political rhetoric ... sway elections — are transforming demographics and voter concerns.

While Democrats focus on urban turnout, North Carolina's largely rural population is voting more Republican over time, according to political scientist David McLennan.

At the same time, demographics do have real value in understanding political change, including the two parties’ shifting coalitions. When I started covering Wisconsin elections in the late 1980s, two ...