Dumbledore

David Helfand does not drink coffee for three reasons.

When J.K. Rowling outed Albus Dumbledore, there was a surge of Potter-mania the likes of which hadn't been seen since July 21, 2007. The response of those fans die-hard enough to respond at all was largely one of pleasant surprise. Most felt it explained a great deal about the enigmatic character, and were quick to search through their well-thumbed books for clues they'd somehow missed. And as Rowling herself wryly commented, "Oh my god, the fan fiction now!"