Oprah Radio host Dr. Mehmet Oz talks with participants in The Women's Conference 2008, including Maria Shriver, Billie Jean King and Gloria Steinem.

Oprah Radio host Gayle King talks with tennis legend Billie Jean King about her trailblazing career as a female athlete and what she's up to today.

Watch leaders like Bono, Warren Buffett and Condoleezza Rice speak at California's The Women's Conference. Plus, the Minerva Awards ceremony.

Watch leaders like Michelle Obama, Diane Sawyer and Maria Shriver speak live at California's The Women's Conference. Plus, the Minerva Awards ceremony featuring Oprah and more.

Forty years ago this month, Congress passed Title IX - the law prohibiting gender discrimination in education - and started leveling America's playing fields.