A word of ample and exhaustive view of the work of one of the greatest thinker of the twentieth century finally beginning, thanks to Kidney, to be better known today than during his lifetime. This is perfectly justified. Between all, and even exaggerations price and sometimes outrageous rants, Ellul was a true prophet in every sense, not only because his books are read with 40 years of shift in their burning issue without lost a wrinkle, but also because his originality made him a thinker always new, he must quickly rediscover the major works. For this the Kidney text makes it an excellent introductory summary, and explores the philosophical and theological foundations. The book of Kidney is complete, even if it makes more justice to the theological work that sociological work or history of institutions Professor of Bordeaux.