As the former manager of Włodzimierz Smolarek and Jerzy Dudek, the Dutchman has been connected with Poland for a long time, and as a special guest, he talks about the course organized by IPSO in May 2015

In 2006, after the Polish Football Association appointed Leo Beenhakker as the coach of the Polish national team, Jan was made technical adviser. Later, he was appointed as the Director of representation. He also worked in Polonia Warszawa.