Margaret Wise Brown's now-classic picture book about a bunny saying goodnight to everything it sees was slow to find a home on bedside tables. But since its publication 75 years ago, Goodnight Moon has sold more than 40 million copies and continues to top best-seller lists.
Why was 'Goodnight Moon' unavailable in libraries after it was published? The answer demonstrates the unsettling power that tastemakers have over what gets read and what doesn't.