ST. LOUIS (KSDK) - Her writings are some of the best -selling children's books, but you probably won't recognize her name.
Mary Pope Osbourne writes the Magic Tree House books, but even though she's a best seller, she's no sell out.
Meredith Vieira has been looking into this story for Rock Center, and she joined us to talk about what makes Osbourne so different.
Click the video player above to hear the story.
Rock Center airs Thursdays at 9 p.m.