Philip Joseph Deloria (born February 27, 1959) is a Yankton Dakota Native American author who specializes in Native American, Western American, and environmental history. He is the son of scholar Vine Deloria, Jr., and the great nephew of ethnologist Ella Deloria. Deloria is the author of the award-winning books Playing Indian (1998) and Indians in Unexpected Places (2004), among others. Deloria r... show more