Historian. Doctor of humanities. Graduate of Marc Bloch University in Strasbourg, the Catholic University of Lublin, and the Institute of History of the Polish Academy of Science. Director of the Auschwitz-Birkenau State Museum. Co-founder and the president of the Auschwitz-Birkenau Foundation.

Born in 1972 in Warsaw. Doctor of humanities, medieval historian, graduate of Marc Bloch University in Strasbourg, the Catholic University of Lublin, and the Institute of History of the Polish Academy of Science. Director of the Auschwitz-Birkenau State Museum in Oświęcim since 2006.

Vice-president of the Warsaw Catholic Intelligentsia Club from 1996-2000, and president from 2000-2010. From 1996 until today a member of the Board of the association. A participant in the Polish-Jewish and Christian-Jewish dialogues, the Ukrainian-Polish dialogue, and other borderland dialogues. Graduate of the International Borderland School for Cultural, Educational, and Social Leaders Acting for the Sake of the Multicultural Regions of Central-Eastern Europe. Between 2002-2024 a member of the Polish Episcopate Working Group for discussions with the Greek Catholic Church in Ukraine. Member of the Polish Council of Christians and Jews since 2007. Named Ambassador of the International Year of Intercultural Dialogue in 2008.

In charge of accreditation for the 1999 visit to Poland by John Paul II, and later plenipotentiary of the board of the Polish Information Agency. Executive vice-director from 2000-2002 of the Europalia 2001 Poland Festival, and later head of the foreign programs department in the Adam Mickiewicz Institute.

Co-founder of the St. Adalbert Forum, which brings together several score Christian movements and associations desirous of working together for the sake of a Christian contribution to the shaping of Europe. Chairman of the Board of the Forum, whose greatest achievement to date has been the Gniezno Congresses in March 2003, 2004, September 2005 and June 2007. Deputy chairman for Europe of the Pax Romana International Federation of Organizations of Catholic Intellectuals in 2004-2008.

A member of the International Auschwitz Council, and its secretary from 2000 to 2006. From 2005 to 2014, served as vice-chairman of the Council of the International Center for Education about Auschwitz and the Holocaust. From 2010 to 2016, a member of the Council for the Protection of Memory of Combat and Martyrdom. Appointed by Władysław Bartoszewski as the president of the Auschwitz-Birkenau Foundation, of which he is a co-founder.

From 2009 to 2018 and since 2021, a member of the Museum Council under the Minister of Culture and National Heritage. Co-founder and chairman of the Council of the Auschwitz-Birkenau Institute, the chief expert at the Center for Research on the Economics of Memorial Sites (at SWPS University), and a co-founder and president of the Society for the Management of Memorial Sites. In 2009-2017 Member of the Board of Trustees of the II World War Museum to be built in Gdańsk. Member of the Board of the Foundation for the Maximilian-Kolbe-Werk, founded by the German Episcopate Conference. From 2010 a member and from 2011 a Board Member of the Maison d'Izieu Memorial in France. From 2015 a member of 'Memorial' in Moscow. Between 2017-2021 he was a Chairman of the Program Board of the Jewish Historical Institute in Warsaw. From 2021 Chairman of the Plaszow KL Museum Council. 

Author of many books. His most important publications are: "Auschwitz. Monografia człowieka" (Auschwitz. Monograph of the Human), "Epitaph", "Auschwitz Bauleitung. Designing a Death Camp", five volumes from the series ""Miejsce Prawdy" (The Place of Truth): "Początki Auschwitz w pamięci pierwszego transportu polskich więźniów politycznych" (Beginnings of Auschwitz in the memory of the first transport of Polish political prisoners), "Zagłada w pamięci więźniów Sonderkommando" (Extermination in the memory of the prisoners of Sonderkommando), "Marsz śmierci w pamięci ewakuowanych więźniów Auschwitz" (Death March in memory of evacuated Auschwitz prisoners), "Sny obozowe w pamięci ocalałych z Auschwitz" (Camp dreams in the memory of Auschwitz survivors) and "Rampa obozowa w pamięci Żydów deportowanych do Auschwitz" (Camp ramp in the memory of the Jews deported to Auschwitz). He is also a co-author of the extended interview with Professor Władysław Bartoszewski "Mój Auschwitz" (My Auschwitz), compendium "Auschwitz from A to Z. Illustrated history of the camp" as well as catalogue "Auschwitz Legacies".