This blog post details the quickest method to get the sleep results you seek. With Extinction, you allow your child the opportunity to fall asleep completely on his own.
There are a lot of opinions and research out there about the acceptability of sleep training and especially about letting your baby "cry it out." So I researched the research and my findings are in this blogpost. **Spoiler alert: the side effects of letting your child CIO are that your child will likely learn good sleep habits and they'll keep loving you during and after the sleep training process! Win-win!