They Thought They Were Free: The Germans, 1933-45

They Thought They Were Free: The Germans, 1933-45
Milton Sanford Mayer

From Amazon:

Interviews with ten former Nazis comprise the core of this penetrating study of the psychological causes of Nazism and their implications for modern Germany.

Goodreads reviews

Every week, for over a year, Alessandro asked his friends, colleagues, and acquaintances that are part of his social networks (Twitter and LinkedIn) the following question:

"What is the book that changed your life? (not novels or religious texts)"

I think it's a wonderful way to connect in a less superficial way and learn a little more about each other. It's also a wonderful way to discover new books worth reading.

This is one of them. The full list is here.