About Sarah Whitecalf Sarah Whitecalf (1919–1991) spoke Cree exclusively, spending most of her life at Nakiwacîhk/ Sweetgrass Reserve on the North Saskatchwan River. Her lectures are collected in The Cree Language is Our Identity. Books by Sarah Whitecalf mitoni niya nêhiyaw / Cree is Who I Truly Am nêhiyaw-iskwêw mitoni niya / Me, I am Truly a Cree Woman as told by Sarah Whitecalf edited and translated by H.C. Wolfart & Freda Ahenakew preface by Ted Whitecalf