William Young: The Shack http://herescope.blogspot.com/2008/07/shack-elousia-mythical-mystical-black.html
CS Lewis: Mere Christianity: http://www.takeheed.net/Assorted_Articles/Contemporary/Lewis_avoid.htm
If this link doesn't open up for you, try cutting and pasting it into your browser. Also, individually listed are the articles here:
I hope this helps. The single link above just has all the info together on one page which is nice to have.
CS Lewis : other material from Trinity Foundation.
Anne Rice: http://www.crossroad.to/articles2/006/anne-rice.htm