Which famed theologian that disputed the orders of creation also wrote the novel "The Cost of Discipleship"?
Orders of creation:  During the 1930s–1940s rise of European neo-orthodoxy, the meaning of this doctrine in regard to the foundations of church and state (e.g., how its interpretation by 19th-century German theologians may have aided in legitimizing the then-contemporary Nazi party or how it would support the reality or non-reality of natural law) came into dispute amongst such famed theologians as Karl Barth, Emil Brunner, and Dietrich Bonhoeffer. Dietrich Bonhoeffer: Dietrich Bonhoeffer (] ; 4 February 1906 – 9 April 1945) was a German pastor, theologian, spy, anti-Nazi dissident, and key founding member of the Confessing Church. Dietrich Bonhoeffer:  His writings on Christianity's role in the secular world have become widely influential, and his book "The Cost of Discipleship" has become a modern classic.
Dietrich Bonhoeffer.