Jens Bangsbo has been playing and coaching soccer for more than 35 years. He spent 15 years as a top-level player in Denmark, playing more than 400 matches in the top Danish league. In international play, he represented Denmark as both a youth player and as a member of the "A" national team. He is the advisor to the Danish national teams and assistant head coach to the Italian league's Juventus FC. An instructor at the Danish Football Association since 1986, Bangsbo has published more than 100 articles on soccer and conditioning. He also has written several books, including Soccer Systems & Strategies and Defensive Soccer Tactics.
Birger Peitersen is also one of Denmark's top soccer figures, having coached the Danish women's national team and the national champions of the men's league and serving as staff coach of the Danish Football Federation. In 1982, he received the highest coaching award in Denmark, the Diploma in Elite Soccer Coaching. Peitersen was the expert commentator for international European matches on Danish television in the UEFA Champions League and for Danish radio at the World Cup in 1990, 1998, and 2002 and the European Championships in 1992, 1996, and 2000.