Peter Schreiner is the author and producer of many books, articles, and DVDs on soccer as well as the software Easy Sports-Graphics which is especially designed for coaches. He is the chairman of the German Institute of Youthsoccer and Co-Founder of the German Soccer-Academy. He coached the youth team of Schalke 04 and is now an official coach of the German Football Federation.
Norbert Elgert started his career as professional Bundesliga-Player for Schalke 04. After that he pursued a way of active coaching and won the German youth championship with Schalke's team. He is official coach for the German Football Federation.