maximize our efficiency, and tap into the unlimited potential of talent in our world. (23) Billie Jean King’s extraordinary courage, leadership, and activism helped propel the women’s movement forward, and open doors for countless Americans regardless of gender, race, class or sexual orientation. On and off the court, Billie Jean has served as an inspiration to millions of people the world over. Few women and men have had a greater impact on their sport and on our society than Billie Jean King. 2. Congressional gold medal (a) Presentation authorized The Speaker of the House of Representatives and the President pro tempore of the Senate shall make appropriate arrangements for the presentation, on behalf of Congress, of a gold medal of appropriate design, to Billie Jean King, in recognition of her contribution to the Nation and her courageous and groundbreaking leadership advancing equal rights for women and the LGBT community in athletics, education, and our society. (b) Design and striking For the purpose of the presentation referred to in subsection (a), the Secretary of the Treasury (hereinafter in this Act referred to as the Secretary ) shall strike a gold medal with suitable emblems, devices, and inscriptions to be determined by the Secretary. 3. Duplicate medals Under such regulations as the Secretary may prescribe, the Secretary may strike and sell duplicates in bronze of the gold medal struck pursuant to section 2 at a price sufficient to cover the cost of the bronze medals (including labor, materials, dies, use of machinery, and overhead expenses) and the cost of the gold medal. 4. National medals The medals struck under this Act are national medals for purposes of chapter 51 of title 31, United States Code.