This prolific author has penned children鈥檚 books, nonfiction, and even poetry, but it鈥檚 tender romance that鈥檚 earned her the most cold, hard cash 鈥 $22 million in the past year. In her 40 years as a published author, this Top 15 veteran has published 128 titles and sold more than 600 million copies.
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Author Danielle Steel in 2009