This week's additions to the audio files on the book page are in the section titled "CURIOSITY":
#115. If You Have to Ask... Then Ask (and Ask and Ask).
#116. Reward DNK (Do Not Know).
#117. Work the Watercooler&mdashOr: Are You Gossiping Enough?
Collect them all, and when we're finished, you'll have an audio version of the entire book.