One of Britain's leading contemporary composers has written what is thought to be one of the longest single piece of classical music ever to be recorded. SLEEP is eight hours long - and is actually and genuinely intended to send the listener to sleep.
Max Richter spoke with WCLV's Angela Mitchell about how the piece might influence our sleep cycles, trying it out on his friends, and how you can experience it in person at its Berlin premiere.
Photo by Yulia Mahr