They are not the Jews of bagels and lox brunches with the Sunday New York Times. They do not necessarily get the humor of a Woody Allen movie and are as likely to salivate over a dinner of fried chicken, collard greens, sweet potato pie and iced tea as they are to crave a repast of matzoh-ball soup, pastrami on rye, side knish and glass of Dr. Brown`s. They are the Jews of the American South, fundamentally different from their Northern cousins, and not simply because, historically, they assimilated more quickly and intermarried more frequently. If the South, as Wilber...