Obviously, the dunking world is full of genetic freaks who can dunk without touching a squat rack in their lives. Who are some of the best examples of the opposite- guys who have become extremely strong, and as a result, or at the same time, developed great VJ or RVJ? Talking about the guys that you can definitely say "they are damn strong" and they can jump freaking high(and there is a strong correlation).
My few:
KINGFISH : Dude can fly and squats a ton
http://www.youtube.com/watch?v=yK6cuwMWoBIRIP
the short guy can also fly and squats a lot
Not trying to start a pro squat only freaking CoolCol J thread, but for the average "white boy" developing a big time squat can be essential to developing some serious ups, not to mention it really is the most trainable essential part of Vertical jumps.