Having read only the first book and seen the latest IMAX movie, I'm mildly curious to know if this was hinted at earlier or if this is simply a post-fame attention grab. From the author herself:
[spoil][web]http://www.the-leaky-cauldron.org/2007/10/20/j-k-rowling-at-carnegie-hall-reveals-dumbledore-is-gay-neville-marries-hannah-abbott-and-scores-more[/web][/spoil]
[spoil][web]http://news.yahoo.com/s/ap/20071021/ap_en_ot/books_potter_dumbledore[/web][/spoil]