"The one to my left would be the hardest," Crede said. "You go to your right and you get to your feet, you're already in position to throw the ball. When you go to your left and you dive, you have to turn your body back around and get momentum going to first. To me, it's a lot harder to get your body in position to throw whenever you're going the other way your body wants to go."
A bit old but a nice article.