Os Guinness, Fool’s Talk: Recovering the Art of Christian Persuasion. (Downers Grove, IL: InterVarsity Press, 2015). Os Guinness’s latest book, Fool’s Talk, is devoted to a very important topic: apologetic persuasion. And the time couldn’t be better for such a book: While contemporary Christian apologetic arguments have attained an impressive level of sophistication, all too often the […]