With Dejan Stankovic, May 22, 2010.

With Dejan Stankovic, May 22, 2010.

At a training session at Chelsea Training Ground on April 29, 2014 in Cobham.

At a training session at Chelsea Training Ground on April 29, 2014 in Cobham.

Thanks to jonchan for the portrait.

Thanks to jonchan for the portrait.

With Damien Duff and Frank Lampard during a training session, May 2, 2005 

With Damien Duff and Frank Lampard during a training session, May 2, 2005 

With Borussia Dortmund manager Juergen Klopp, November 6, 2012

With Borussia Dortmund manager Juergen Klopp, November 6, 2012

Insights into motivation and mental preparation.

With Rafa Nadal at Santiago Bernabeu stadium on May 7, 2012

With Rafa Nadal at Santiago Bernabeu stadium on May 7, 2012

Thanks to  RusseLCroVe for the portrait.

Thanks to RusseLCroVe for the portrait.

With Marco Materazzi at the end of the Champions League Final

With Marco Materazzi at the end of the Champions League Final

Insights into being a manager, pre-match preparation and strategy.