Why Doesn't Intelligent Design Identify the Designer?

A friendly scientist contacted me recently with a question about intelligent design and specifically the identity of the designer. He believed that the ID movement has "adopted a policy of carefully avoiding explicit identification of the source of ID as the God of the Bible, or any other specific deity" and that this policy "follows from the cultural state of affairs which tolerates nothing having to do with biblical religion." He was concerned that our approach was simply a legal or politi...