Lieven Saerens (°1958) holds a PhD in History from KULeuven. He was awarded the Hubert Pierlot prize and the prize of the Province of Antwerp for his thesis about the attitude of the people of Antwerp towards Jews in the period form 1880 to 1944.
In the 1980s, he repeatedly collaborated in broadcasts of BRT about Belgium during the Second World War. In 1987, he was appointed as archivist at KADOC in Leuven.

From 2002 to 2017, he worked as scientific collaborator at CegeSoma. He was involved in many research projects of the institution about the killing of the Jews, and was editorial secretary of the Dutch version of the scientific magazine of CegeSoma from 2004 to 2011 (Bijdragen tot de Eigentijdse Geschiedenis/Cahiers d'histoire du temps présent, as from 2012 Belgisch Tijdschrift voor Nieuwste Geschiedenis/Revue belge d'histoire contemporaine/Journal of Belgian History).

His research fields are the history of the Jews and the attitude towards them, Jewish demography, cultural history of the interwar period and the Second World War, and the condemnation of collaborators after the Second World War.

 He left CegeSoma in June 2017.