Silvia Rivera Cusicanqui is a Bolivian feminist, sociologist, historian, and subaltern theorist. She is emeritus Professor at the Universidad Mayor de San Andrés in La Paz, Bolivia, where she taught Sociology for over thirty years. She draws upon anarchist theory as well as Quechua and Aymara cosmologies. She is a former director and longtime member of the Taller de Historia Oral Andina. The Taller de Historia Oral Andina has conducted an ongoing critique of Western epistemologies through writings and activism for nearly two decades. She is also an activist who works directly with indigenous movements in Bolivia, such as the Katarista movement and the coca growers movement.