More than 6 million Jews are living in the United States, according to two independent studies. The two studies, using completely different methodology, discovered between 6.4 million and 6.6 million U.S. Jews, or about 1.8 percent of the population,...

It's growing or it's shrinking. It's aging or it's not. The different streams are gaining or they aren't. There is one thing everyone agrees on when it comes to demographic numbers that define the Jewish community.They are hard to find-and expensive to...