About Marty SchupakMarty Schupak is the creator of the video in this App. He received his Master's degree from Arizona State University in Physical Education. He has coached baseball, basketball and soccer.Besides producing 25 sports videos, he has written seven books including the popular Playoff Fever and Split Pants from the Cliff Vermont series.His web site, www.YouthSportsClub.com is one of the busiest destinations for youth coaches, parents and players on the Internet.About This AppBaseball Mistakes and Corrections provides explanations of some of the most common and recurring baseball mistakes that happen in youth baseball games. If you are a coach or parent in a recreational or competitive youth baseball league, this app will break down the individual and team mistakes that can be corrected by some basic practice principles that will result in better hitting, pitching, and fielding.The 44 drills are divided into 3 segments and are available for purchase. Once you've purchased a video, you will be able to instantly stream it on your iPhone, iPad and Apple TV (via AirPlay), or download it for offline viewing on your iPhone or iPad.