The Economist takes a look at interfaith dialog--especially between Christianity and Islam.
This is an important article, recognizing some of the key problems with real dialog - hidden rules. Taking into account Canada's recent prosecution of a pastor for speaking against homosexuality, loss of a freedom of speech is not theoretical, it's real! And having lived in Europe for several years, I know that there are a variety of ways in which free speech is restricted there; for example, telling 3rd Reich jokes in Germany.