In this episode from This American Life (WBEZ), 595: Deep End of the Pool, Act Two: Mein Camp, History professor emeritus Arno Mayer speaks about working as a "morale officer" in a U.S. camp with Nazi prisoners.

Listen to the episode (jump to 36:40 for the start of Act II and 49:31 for Mayer's portion of the interview) or read the transcript.