The reasons lie in science. Everything we now know is in accord with the idea that the Fundamental Process of Nature lies outside of space and time. In other words, space and time do not rule the whole show. There is more atomic energy in a thimbleful of vacuum than all the atomic energy in this 15 billion light year universe. Right now, religion and science seem incompatible on the subject of evolution.
Biology teaches that humans evolved from slime.
Smith gave a series of lectures at Chautauqua Institution. They rejected my proposal at first, unanimously. But they brought it back to the table later in the conference and reversed their original decision, also unanimously. Stephen J. Gould says there is so much we don't know. If biologists would just say people can fill in the gaps with their personal views, it would lower tensions.