Nathan C. Walker is a Unitarian Universalist minister whose preaching has received international attention. Walker's sermons and research on religious freedom as a fundamental human right were presented at the United Nations in Geneva, Switzerland. His sermon on the intersection of religion and politics became the basis for Whose God Rules? Is the United States a Secular Nation or a Theolegal Democracy? (Palgrave Macmillan 2011). Tony Blair wrote the foreword, and Dr. Cornel West referred to the book as "provocative and pioneering." As a preacher committed to address the moral issues of our ti...