I walked into my college Old Testament Survey class in 1974. I was majoring in physics, but I needed some humanities courses. The professor greeted us, and launched into the course. He was a nice enough guy, and seemed pretty knowledgeable. But I didn’t hear what I was expecting to hear. He said that the first five books of the Bible were written by several different people whose writings were then merged together. He said that the first part of…..