It is in the books.
Though it may not be described in specifics, the part of the style book that says "Dumbledore - gay" affected Rowling's development of the character.
Off Topic » in reply to re: "Hah! I knew it." - Voldemort
Though it may not be described in specifics, the part of the style book that says "Dumbledore - gay" affected Rowling's development of the character.