Robert K. Greenleaf A Journey into the Nature of Legitimate Power and Greatness" (25th anniversary ed.). New York: Paulist Press. Hesse, H. (2003). "The Journey to the East" (H. Rosner, Trans.). New York: Picador. (Original work published in 1932). Spears, L. C., ed (1998). "Insights on Leadership: Service, stewardship, spirit, and servant-leadership". New York: Wiley. Warneka, T. H., (2008). "Black Belt Leader, Peaceful Leader: An Introduction to Catholic Servant Leadership". Ohio: Asogomi. Robert K. Greenleaf Robert K. Greenleaf (1904–1990) was the founder of the modern Servant leadership movement and the Greenleaf Center for Servant Leadership. Greenleaf was born in Terre Haute, Indiana in
Ralph Greenleaf Ralph Greenleaf Ralph Greenleaf (November 3, 1899 in Monmouth, Illinois – March 15, 1950 in Philadelphia, Pennsylvania) was an American professional pool and carom billiards player, a twenty-time World Pocket Billiards Champion, whose ability and charisma dominated the sport during his heyday. His obituary in "The New York Times" said of Greenleaf, in March 1950: "What Babe Ruth did for baseball, Dempsey did for fighting, Tilden did for tennis...Greenleaf did for pocket billiards." The championships of his era were contested in the game of 14.1 continuous ("straight pool"), but varied in format from contest to contest and were not annual