Rebecca Moore and Risa Levitt Kohn are associate professors in the Religious Studies Department at San Diego State University. Moore is a specialist in early Christianity and the New Testament and is director of the Religious Studies Department. Levitt Kohn teaches Hebrew Bible and Judaism and serves as director of the Jewish Studies Program. Their collaborative work, including their recent book A Portable God: The Origin of Judaism and Christianity (Rowman & Littlefield, 2007), which is excerpted here, has focused on promoting interfaith dialogue through a historical perspective. Christians and Jews tend to believe that their faiths developed independently […]