Robb Wolff posted this on his blog, I don't think it's been posted here before. I haven't read much of it yet, but, knowing Wolff, it's probably packed with solid stuff:
http://www.crossfit.com/cf-seminars/SMERefs/Nutrition/RobbWolfNutritionCollection.pdf
http://www.crossfit.com/cf-seminars/SMERefs/Nutrition/RobbWolfNutritionCollection.pdf