In an era of broken politics and bad religion, faith is making a serious comeback as a force for social change, says Christian author and speaker Jim Wallis.Mon, May. 26, 2008 Posted: 08:58:18 AM EST LONDON – In an era of broken politics and bad religion, faith is making a serious comeback as a force for social change, says Christian author and speaker Jim Wallis. Speaking at the U.K. launch of his new book, “Seven Ways to Change the World,” in central London Sunday night, Wallis said Christianity is reviving and that it is time for Christians to answer the...