"One Child" - the True Story of a Young, Intelligent Teacher Striving to Reach a Wild, Unreachable, and Abused Child. Book by Torey Hayden

"One Child", by Torey Haden, is a true account of a six-year old abandoned and abused girl on the edge of insanity, hiding herself from the world, only to be "tamed" by an intelligent young teacher, who in turn learns just how cruel the world can be.
Sheila's mother abandoned her just two years ago, when she was four: thrown right out the window on her highway and pierced her leg on a sharp rock, creating a scar that has Luckily, her alcoholic father took her in - or, not so luckily. For two years he abused Sheila, whipping her when something went wrong, taking out all his anger on her. …