Soundproof a Room Using the Cleat Drywall Method

We're always looking for new methods to soundproof rooms and this how-to from Instructables shows a "cleat" method that is accomplished by layering the drywall a certain way.

More soundproofing methods.

   

The "Hustle and Flow" soundproof technique
Tips to deaden sound in your room
Soundproofing for Guitar Hero
Soundproof Drywall: Quietrock