Now in Audio!
The Fine Art of Keeping Quiet is now available in audio format via Audible, and you can find copies at Audible, iTunes, and Amazon.
Available in print, electronic, and audio format:
Audio: Amazon, Audible, iTunes
Electronic: Kindle, Nook, iBooks, Kobo, Smashwords
Also available as a Kindle Match Book. Buy the Print version from Amazon and get the Kindle version for 99 cents! (Note: you must buy the paperback first for this to work.)