Robin Wright’s “Rock the Casbah,” though it was mainly reported before this year’s convulsions, tackles these questions directly. Wright, a veteran foreign correspondent, argues that the Arab world’s younger generation is at the vanguard of a sweeping and seductive cultural revolution. Setting out to challenge the lazy trope that Islam is incompatible with modernity and democracy, she traveled across the Middle East — with forays into the wider Muslim world — to profile hip-hop artists, poets, playwrights, feminists, human rights activists, TV imams, comic book creators and comedians. Wright contends that these reformers are working toward a “counter-jihad” to reclaim Islam from militants who crave perpetual holy war. “For the majority of Muslims today, the central issue is not a clash with other civilizations. It is instead a struggle within the faith itself to rescue Islam’s central values from a small but virulent minority,” she writes. “The new confrontation is effectively a jihad against the Jihad