The world’s dictators are no longer content with shoring up control over their own populations—they are now exploiting the openness of the free world to spread disinformation, sow discord, and suppress dissent. In Defending Democracy in an Age of Sharp Power, editors William J. Dobson, Tarek Masoud, and Christopher Walker bring together leading analysts to explain how the world’s authoritarians are attempting to erode the pillars of democratic societies—and what we can do about it.