Editor's Note: This article reflects a talk given by then-Assistant Professor Caitlin Rosenthal in 2017. Her most recent work, including the book discussed below, can be found here . For UC Berkeley professor Caitlin Rosenthal, the history of capitalism will remain impenetrable as long as we continue to provide weak definitions for capitalism. Though countless scholars have tried to define capitalism, no clear definition has been settled on. In her new book Accounting for Slavery , Rosenthal hopes to change that, and argued as such in her talk. One of the premier historians of capitalism, Rosenthal fielded questions about the arguments at the center of her forthcoming book. Put simply, she contends that nineteenth century southern plantations need to be studied as businesses, much as northern factories are, in order to better understand capitalism. For Rosenthal, capitalism is about commodification. As such, she argues that the commodification of slaves allows us to better unders...