Gwen K. Young, Director of the Global Women's Leadership Initiative and Women in Public Service Project, discusses the World's Most Powerful Women in 2016 as ranked by Forbes. This year 22 women in politics were on the list with Angela Merkel remaining in the #1 spot for the past six years. Other leading women in public service include Hillary Clinton, Janet Yellen, Christine Lagarde, Aung Sa Suu Kyi, Tsai-ing Wen and US Supreme Court Justices Ruth Bader Ginsburg and Sonia Sotomayor among others.