After testifying at the Nuremberg trials, Friedman and his new wife decided not to return to Poland. For two years he directed the educational department of the Joint Distribution Committee in Allied-occupied Germany. He also helped the Center for Contemporary Jewish Documentation in Paris to set up its documentary collection.
Following his testimony at the Nuremberg trials, Friedman and his new spouse chose not to return to Poland. For two years he oversaw the educational department of the Joint Distribution Committee in Germany after the war. He also helped set up the documentary collection at the Center for Contemporary Jewish Documentation in Paris.