B. A., History of Ideas, Stockholm University. Researcher, CEIFO (Center for Research in International Migration and Ethnic Relations), Stockholm University, 1996-1998. Since 1999, researcher at The Uppsala Programme for Holocaust and Genocide Studies, Centre for Multiethnic Research, Uppsala University. Chairman of the Executive, The Swedish Committee Against Antisemitism, 1999-present.

Publications include: Förnekandet av Förintelsen (Denial of the Holocaust 1995), 'Löjliga anklagelser' om den s k historierevisionismen ("Ridiculous charges"- on the so-called historical revisionism, Historisk Tidskrift, No. 1, 1996), Nationalsocialismens symboler (The Symbols of National Socialism 1997), co-author, ...om detta må ni berätta… (…Tell ye your children... 1998), co-author, Kan man vara svart och svensk? (Can one be a black Swede? 1999).