Carolyn MacDonald is nutrition director and founder of the Nutrition Center of Expertise at World Vision International. She holds an M.Sc. and a Ph.D. in nutrition from the University of Guelph. She has worked for over 25 years in international nutrition programming, policy and research, recently spearheading World Vision’s nutrition scale-up. She has also served as steering group member on the global Scaling Up Nutrition Civil Society Network since 2013. Learn more about World Vision’s nutrition work at http://wvi.org/nutrition.

Carolyn Miles is president and CEO of Save the Children and co-chair of the Modernizing Foreign Assistance Network. After starting out as an entrepreneur and working in Hong Kong for American Express, Miles joined Save the Children in 1998 and was also COO from 2004-2011.

Carolyn Nash manages human rights and governance programs in Myanmar. She has worked previously in Indonesia, East Timor, Kenya, and Uganda. The views expressed in this article are hers alone.

Carolyn Reynolds is a Distinguished Fellow with The George Institute for Global Health and a Senior Associate at the Center for Strategic and International Studies. Previously she served as vice president of policy and advocacy at PATH and senior manager of external and corporate relations at the World Bank Group.

Carolyn Rodehau is the technical deputy for reproductive health workplace programs at Meridian Group International, Inc. She is currently seconded to the Population Council and serves as an associate on the Evidence Project. Prior to joining Meridian, she served as the program manager for the health and nutrition global initiative at Save the Children, which ensures the delivery of quality programming across the organization’s global maternal, newborn, and child health portfolio through technical capacity strengthening, global communications, and knowledge management activities targeting the organization’s seven regional offices and 48 country offices.

Carolyn Smith Hughes is a program manager and research analyst at the Global Maternal and Newborn Child Health Research Cooperative at the Institute for Global Health Sciences at the University of California, San Francisco.

Carolyn Tastad is group president for North America and executive sponsor of gender equality at P&G. She is responsible for P&G's business in North America, the company's largest and most profitable region. Tastad manages P&G's relationship with many of its largest retail customers and works closely with the leaders of each of the company's business units. She joined P&G in 1983 as a systems analyst in Canada and has experience across P&G's broad portfolio of brands. She is executive sponsor of P&G's Gender Equality citizenship effort and leads P&G's Corporate Women's Leadership Team. Tastad serves on the board of directors for the Kellogg Company and was named to Fortune's list of Most Powerful Women in 2015 through 2018.

Carrie Hessler-Radelet is the president and CEO of Project Concern International. She served as the 19th director of the Peace Corps from 2012 to 2017, and as deputy director from 2010 to 2012.

Carsten Staur has been the chair of the Organisation for Economic Co-operation and Development’s Development Assistance Committee since 2023. He previously served as Denmark’s ambassador to the OECD and UNESCO in Paris from 2018 to 2023, and before that as his country’s ambassador to the United Nations — in New York from 2007 to 2013, and in Geneva from 2013 to 2018. He was Denmark’s state secretary for international development cooperation from 2001 to 2007.

Cary Adams is CEO of the Union for International Cancer Control. Cary has also served as chair of the NCD Alliance, a coalition of around 2000 organizations working on noncommunicable diseases, which include cancer, diabetes, heart, respiratory, mental, and neurological diseases. In May 2015, Cary was awarded “CEO of the year” at the International and European Association conference organized by the Associations Network.