Knowledge bank: Michael Sauer from the University of Cologne in Germany presents an eye-opening study of doping use amongst German youths.

Knowledge bank: Julio Grondona is said to be the man behind Sepp Blatter, the president of FIFA.

Knowledge bank: Sandro Donati speaks at Play the Game 2005 about his cooperation for the National Anti-Mafia Directorate as representative of the Association Libera.

The U.S. Balco affair consisted of a systematic and calculated method to circomvent sports drug testing rules by using sophisticated and oftentimes undetecable performance enhancing substances.

Italian anti-doping fighter and Head of Research at the Italian Olympic Committee (CONI) Sandro Donati returned to the Play the Game with a strong appeal to global regulatory bodies and law enforcement agencies to recognise the huge scale of the illegal doping trade – and step up efforts to combat it.

Knowledge bank: Kenyan Bob Munro speaks about the culture of corruption in Kenyan football.

Monday morning's plenary session at Play the Game did not limit itself to a review of crime and corruption in sport but also came up with a number of suggestions on how to combat it.

Knowledge bank: Sports federations need to consider ethical guidelines and other precautionary measures against an escalating culture of match fixing. Otherwise match fixing will replace doping as the biggest threat to the credibility of sport in a few years.

So argues Henrik H. Brandt, director of the Danish Institute for Sports Studies (idan.dk) and in this article he provides an overview of a number of recent match fixing scandals.