The Babywise books, its authors and supporters pretty much make me sick. Here's a statement from the American Academy of Pediatrics in regards to the dangers of Babywise methods. Crying-it-out is a whole other post, but for now they're focusing on the Parent-Directed Feeding. Thank you, Danielle, from www.drmomma.org.
Link to article: http://www.drmomma.org/2009/12/babywise-linked-to-babies-dehydration.html