Serena Williams is considered one of the best female athletes of all time. At age seventeen, she became the first African American woman to win a Grand Slam tournament in forty-one years. Readers will discover that in addition to her prowess on the tennis courts, Williams has also made her mark on the world through charity work with her organization, the Serena Williams Fund, and UNICEF. A Words to Know section prepares readers for any unfamiliar vocabulary they may find in the text, and colorful photographs and direct quotations from Williams help students connect with this extraordinary athlete.