Abstract
Fulfilling the "unmet need for contraceptives" in Latin America is still a contested rallying cry for local activists, policymakers, and physicians. It evokes both the consumerist aspiration to choose birth control methods, as well as implies the existence of health and welfare institutions that ought to guarantee a human right. In the 1940s, however, the "unmet need for contraceptives" was a fledgling notion that a group of experts had only begun to popularize through the use of a crucial population-making technology: the fertility survey. This paper analyzes the role fertility surveyors played in the mid-twentieth century, framing Latin American populations as rapidly growing and likely...