It has a pretty comprehensive summary of why it's good for you, what the various techniques are, what equipment is good to stock up with, what pantry items are good, it gives great recipes that sample all the different kinds of types of
foods that you can learn about,
working with a
dehydrator, making flax crackers and granolas and raw desserts like Glad Pies and raw puddings, it's definitely a good intro to the raw
food movement and the underlying philosophy as well as the recipes and techniques.