I wanted to kill parents,” she said, quickly adding that sounded “terrible” to say. “I wanted there to be an echo of what happened to Harry just to show the absolute evil of what Voldemort's doing. The theme resonates throughout the books with the deaths of Sirius Black and Albus Dumbledore, Harry’s flawed father figures. And that’s why, in the Battle of Hogwarts, Remus Lupin, Harry’s only remaining father figure, and Nymphadora Tonks die, in the process creating another orphan in their son, Teddy. I think one of the most devastating things about war is the children left behind,” Rowling said. “As happened in the first war when Harry's left behind, I wanted us to see another child left behind. And it made it very poignant that it was their newborn son...