This is an 11 page article on How to Sharpen your knife. 100% of Outdoorsmen use a knife and yet I bet less than 5% can sharpen one. It does take some skills but it doesn't require a PhD. I've worked for 3 of the top 4 Beef Plants for the last 30 years so let's see if I can't help you out.
I found this book to be entertaining, as well as useful. I am a beginner in sharpening knifes the book helped me realize that there is more than one way to keep your knife sharp.