Based on extensive research and pedagogy on the Rosebud Reservation, this elementary grammar of Lakota, one of the three languages spoken by the Sioux nation, is the first written by a native Lakota speaker. It presents the Sicangu dialect using an orthography developed by Lakota in 1982 and which is now supplanting older systems provided by linguists and missionaries. This new approach represents a powerful act of self-determination for Indian education...