Pilar Valenzuela Bismarck (Metsá Rama) (Ica, Peru, 1961) is a professor at Chapman University, California. She holds a bachelor’s degree in Hispanic linguistics from the Pontificia Universidad Católica del Perú and a master’s and doctorate in linguistics from the University of Oregon. She received the Mary Haas Book Award granted by the Society for the Study of the Indigenous Languages of the Americas (SSILA) for her doctoral thesis Transitivity in Shipibo-Konibo Grammar. She is the author of Voces Shiwilu. 400 años de resistencia lingüística en Jeberos (2012) and Tesoro de nombres shipibo- konibo (2018). She is co-author, with Agustina Valera, of Koshi Shinanya Ainbo. El testimonio de una mujer shipiba (2005). She co-edited Estudios sobre lenguas andinas y amazónicas (2011); Homenaje a Rodolfo Cerrón-Palomino (2011); Estudios sincrónicos y diacrónicos sobre lenguas pano y tanaka (2017), and The Grammar of Body Part Expressions: A View from the Americas (2022) and Spanish Diversity in the Amazon (2023).