Zafrir Asaf is an impact economy and international development activist and businessperson. He has been supporting impactful and complex projects in three continents for over a decade and has worked with governments, development finance institutions, and the private sector to identify innovative solutions toward achieving the Sustainable Development Goals. He is a long-distance trail runner and a volleyball player.

Zahra Zeinali is a medical doctor from Iran with further training in public health focused on health systems, gender, and health equity from Johns Hopkins School of Public Health. She is a researcher with Global Health 50/50 and a fellow with the Rockefeller Foundation-Boston University 3-D Commission on Determinants of Health, Data, and Decision-making.

Zainab Mohammed is a public health expert who works at the Clinton Health Access Initiative in Nigeria. She enjoys spending quality time with her family and doing charitable work to support vulnerable people.

Zainab Salbi is the founder of Women for Women International and is on the board of directors of the Vital Voices Global Partnership. She is a celebrated humanitarian, author, and journalist. Salbi is co-founder for DaughtersforEarth.com, chief awareness officer at FindCenter.com, and host of Redefined podcast. Oprah Winfrey identified her as one of the 25 women changing the world to People magazine, and Foreign Policy magazine called her one of “100 Top Global Thinkers.”

Zeda Rosenberg is CEO of IPM, a nonprofit working to develop new HIV prevention and sexual and reproductive health products for women. Previously, she served as scientific director for the HIV Prevention Trials Network at Family Health International, and senior scientist at the U.S. National Institute of Allergy and Infectious Diseases at NIH. She received her master's in epidemiology and a doctorate in microbiology from Harvard University.

Zeid Ra’ad Al Hussein assumed his functions as United Nations High Commissioner for Human Rights on Sept. 1, 2014, following the General Assembly’s approval on June 16, 2014 of his appointment by the United Nations Secretary-General. He is the sixth High Commissioner to lead the Office of the High Commissioner for Human Rights and the first Asian, Muslim, and Arab to do so.

Zeny Rosales is co-founder and executive director of the Center for the Prevention & Treatment of Child Sexual Abuse, or CPTCSA, in the Philippines. Created in 1995, CPTCSA is a nonprofit child-focused institution working toward a safe world for children free from sexual abuse and exploitation.

Zia Weise is an independent journalist based in Istanbul. When not covering Turkey, she often reports on migration and refugees from across the region.

Ziad Haider is a senior advisor (non-resident) at the Center for Strategic and International Studies. He served as the special representative for commercial and business affairs at the U.S. Department of State; a member of the policy planning staff in the Office of the U.S. Secretary of State; a White House fellow at the U.S. Department of Justice; and a foreign policy aide in the U.S. Senate.

Ziad Hamoui is the co-founder and president-reelect of the Borderless Alliance, a private sector based advocacy group that promotes economic integration in West Africa and works to eliminate barriers to trade and transport in the subregion. He has more than 12 years of experience working in the road transport, logistics and shipping industry of Ghana including in his current position as executive director of Tarzan Enterprise Ltd., a long-established family-owned business.