Originally Posted by RedsManRick
Why is it that low/away is a good place to pitch a lefty but low/in is the way to pitch the righty? I've always heard that lefties have great power low/in but I can't seem to understand why. Humans are semetrical, as is the batter box & pitching mound, so why does this relationship change. There does not seem to be a mechanical difference.
I believe it is because many left-handed batters are actually right handed individuals who are stronger with their right arm. They are able to generate the bat speed to turn on the low inside pitch and pull it.