For roughly half a century—until the 2016 elections—America’s academic, media, and policy circles generally overlooked a steadily mounting national crisis: the long-term decline in employment and labor force involvement of working-age men. Work rates today for US men are comparable to some Great Depression years; seven million American men of “prime working age” (25-54) are neither working nor looking for work. This lecture, by political scientist Nicholas Eberstadt, of the American Enterprise Institute, will outline the dimensions of modern America’s “Men without Work”  problem, examine some of its possible causes, and discuss approaches to addressing this grave national ill.