Although this blog is mostly a way to help me remember what I've read, you might enjoy the material too.
http://www.google.com/url?sa=t&source=web&cd=6&ved=0CFIQFjAF&url=http%3A%2F%2Fwww.francescagino.com%2Fuploads%2F4%2F7%2F4%2F7%2F4747506%2Fgrantginohofmann_amj_2011.pdf&ei=zcg4UN6UN-H6igLlvoHYAQ&usg=AFQjCNE_8fZHzI8jdndSqYGl6h9zQmV-VQ&sig2=4qUgr5Lfd6qJBSXspQ5wpA