Mandate to Witness Author:Leander E. Keck Studies in the Book of Acts — This is a book of Bible study that becomes a stimulus to action. The author believes that the twentieth century is like none other since the first, in that there is today no Christendom, no Christian culture in which the population in general automatically accepts any Christian presuppositions. In such a situation, t... more »he Christian is called to winess aggressively in word...« less