He holds a doctorate in history from the University of Warsaw , and works at the University of Natural Sciences and Humanities in Siedlce . In the 1990s , he was dean of the Faculty of Humanities , and from 1996 to 1999 , vice-rector of its predecessor . In 1999 , he was appointed to the Collegium of the IPN , which he chaired 2003 – 2004 . From June 2008 to June 2011 he was Vice President of the IPN . He was Acting President 2010 – 2011 , between the death of the IPN 's second President Janusz Kurtyka in the 2010 Polish Air Force Tu-154 crash and the election of Łukasz Kamiński by the Sejm as the third President
2010 Polish Air Force Tu-154 crash
2010 Polish Air Force Tu-154 crash
Franciszek Gryciuk