JKR on Harry,17 yr planned ending and Democrats.

http://www.elpais.com/articulo/cultura/Ser/invisible/seria/elpepicul/20080208elpepicul_1/Tes

eng. translation.

http://the-leaky-cauldron.org/2008/2/9/jkr-discusses-dursley-family-religion-us-presidential-election-and-more-in-new-interview