Alton Brown devoted a whole show to it! Rub a little oil, butter or other grease on the chicken, then put it in a very low oven 350/375 to cook. When it's nearly done you heat up the oven to 450/475 and crisp the outside.
He talked about the reverse-which is the prevailing wisdom- about searing first and slow cooking later. He went into painstaking detail about proteins and how they cook and suggested the above method. I tried it to great success.