Professor Pieslak is a music theorist at the City College of New York. Over the past few years he has interviewed US soldiers about the music they listen to and -- more importantly -- what they listen to it for. [...]
The subjects of Pieslak's interviews are among the first generation to take MP3 players to war. Some, only half joking, say iPods should be standard issue for soldiers. The psychological effect the music has, and highly stressful situations, make for a powerful mix.