[5] In May 1964 he drove with an American colleague through Czechoslovakia to Poland and spent two days at Auschwitz, inspecting the main camp (with several Soviet soldiers) and the remains of the killing facilities at Birkenau.
[7] A major theme in Langer's work over the years derived from his skepticism regarding efforts to deflect attention from the atrocities of the Holocaust by stressing the role of resistance and rescue in the ordeal of European Jewry.
In Versions of Survival he established the idea of "choiceless choice" to describe the disintegration of moral reality for camp inmates and the general unprecedented situations of conflict that Jews found themselves in during the Holocaust.
In later years, Langer collaborated with the artist and child Holocaust survivor Samuel Bak[2] in a series of volumes that combine critical commentary and interpretation with paintings whose vivid visual imagery seeks to challenge the difficult task of finding spiritual and intellectual comfort in a disordered Post-Holocaust world.
Langer's statements and view, derived from testimony interviews, is supported by Lenore Weitzman and Myrna Goldenberg with all three contributing in various degrees, to the similar book Women in the Holocaust.