Servant of God Nicholas Black Elk (1863--1950) is popularly celebrated for his fascinating spiritual life. How could one man, one deeply spiritual man, serve as both a traditional Oglala Lakota medicine man and a Roman Catholic catechist and mystic? How did these two spiritual and cultural identities enrich his prayer life? How did his commitment to God, understood through his Lakota and Catholic communities, shape his understanding of how to be...