I realize that this isn’t the most inspiring title of all time, but this is a great investment of two minutes towards understanding the Bible better.
While it may not sound all that controversial, people (like him) lose jobs over this sort of stuff. Since his departure from Westminster Theological Seminary, Enns has been involved in various pursuits, one of which is his involvement with BioLogos (an organization that explores the integration of Christian faith and science). You can head over here to see a number of interesting (at least to me) videos and posts from Enns and others.