John C. Polkinghorne is an Anglican priest, a fellow of the Royal Academy past president of Queens' College, Cambridge University, and former professor of mathematical physics at Cambridge. Polkinghorne resigned his chair in physics to study for the Anglican priesthood. After completing his theological studies and serving at parishes, he returned to Cambridge. In 1997, Dr. Polkinghorne was knighted by Queen Elizabeth II for distinguished service to science, religion, learning, and medical
ethics. He was the recipient of the 2002 Templeton Prize. He lives in Cambridge, United Kingdom.

Thomas Jay Oord is professor of theology and philosophy at Northwest Thomas Jay Oord, PhD, is an ordained minister and professor of theology and philosophy at Northwest Nazarene University in Nampa, Idaho. In addition to books published by Templeton Press, Dr. Oord has written and edited a dozen books, including Defining Love: A Philosophical, Scientific, and Theological Engagement (Brazos Press) and The Nature of Love: A Theology (Chalice Press). He and his wife, Cheryl, have three daughters.