The successful Early Sign-Up winner is a contest entry of the worldwide Pottermore internet competition who had to surmount three challenges, much as did the Champions of the Tri-wizard Tournament. The fortunate winner provided the correct answer to the clue. Then they calculated the correct answer to a math question put to them. And, finally, they were able to possess the magic quill. The competition was held over a course of seven days, from July 31, 2011 to August 6, 2011. All contest hours were based on BST.
The following is a partial list of the contest-winners, the first million Pottermoreans: