Hahn, Mary Downing: - Mary Downing Hahn \'s many acclaimed novels include such beloved ghost stories as Wait Till Helen Comes, Deep and Dark and Dangerous, and Took.
She lives in Columbia, Maryland, with a cat named Nixi..
A former librarian, she has received more than fifty child-voted state awards for her work.
Hahn, Mary Downing: - Mary Downing Hahn \'s many acclaimed novels include such beloved ghost stories as Wait Till Helen Comes, Deep and Dark and Dangerous, and Took