... To meet Gröning today, and listen to his attempt to explain his time at Auschwitz, is a strange experience. In appearance, he is indistinguishable from countless other elderly, prosperous Germans. He wears good clothes, eats solid German food and espouses conventional right-of-centre political views. Now in his 80s, he talks almost as if there was another Oskar Gröning who worked at Auschwitz 60 years ago - he can be surprisingly critical of his younger self. The essential, almost frightening, point about him is that he is one of the least exceptional human beings you are ever likely to meet. He is no insane SS monster, but a former bank clerk who happened, because of his own choices and historical circumstance, to find himself working in one of the most infamous places in history ....