جون هاينز
Mixteca Alta Formative Project (2003–present) is an archaeological project directed by Andrew Balkansky that focuses on the Mixtec of Oaxaca, Mexico. The project, which is funded by the National Science Foundation, the National Geographic Society, and the H. John Heinz III Fund, seeks to understand Mixtec origins and their transition to urbanism. Excavations are currently taking place at the ancient site of Tayata.