Ghada Hammouda is chief marketing officer at Qalaa Holdings (formerly Citadel Capital), an African leader in infrastructure and industry whose business units operate in the energy, cement, transportation and logistics and mining sectors.

Gianluca Storchi is a data manager for the Mobile Money program at GSMA. Within the data and insights team, he leads project data analytics, authors blogs and reports, and spearheads data processing and analysis for the annual State of the Industry Report on Mobile Money, which he also co-authors. Gianluca also co-authored “Mobile money: How digital payments have impacted economic growth,” a groundbreaking report that establishes the macroeconomic impacts of mobile money.

Gib Bulloch is founder and former executive director of Accenture Development Partnerships, a corporate social enterprise hosted within Accenture, whose clients include many of the major international NGOs and development agencies. Follow him on Twitter: @gibbulloch.

Gideon Maltz is the executive director of the Tent Partnership for Refugees. He previously served as deputy chief of staff to Ambassador Samantha Power at the U.S. mission to the United Nations; director of human rights and multilateral affairs at the U.S. National Security Council; and senior advisor to the administrator of the U.S. Agency for International Development. Prior to government service, Gideon worked as an attorney in the international trade practice of Hogan Lovells and as a consultant at McKinsey & Company. He has also served as a Junior Fellow at the Carnegie Endowment for International Peace and a Predoctoral Fellow at Stanford’s Center for Democracy, Development, and Rule of Law. Gideon has a BA from Yale and a JD from Stanford Law School.

Gilbert F. Houngbo is president at the International Fund for Agricultural Development. He has more than 30 years of experience in the public, multilateral, and private sectors, including as deputy director-general at the International Labour Organization. He is also a former prime minister of Togo.

Gim Huay Neo is the managing director and head of the Centre for Nature and Climate at the World Economic Forum.

Gina Agiostratidou is the program director for the Helmsley Charitable Trust's type 1 diabetes program, which aims to advance research, treatments, technologies, and services that improve the lives of people with type 1 diabetes.

Gina Green is a specialist in marine and terrestrial biodiversity, climate change, forestry, and agriculture. She has over 35 years of experience designing, implementing, and evaluating initiatives to protect and manage marine and terrestrial resources in Latin and North America, the Caribbean, Africa, Asia, and the Pacific. She is responsible for Tetra Tech’s portfolio of USG international marine coastal initiatives and has lived and worked throughout the old and new world tropics implementing sustainable fisheries, marine projects, and programs. Green has written and spoken widely about her work and projects.

Gina Lagomarsino is the president and CEO at Results for Development (R4D), which works with change agents around the globe to create self-sustaining systems that support healthy, educated people. She also has extensive experience designing health system reforms to strengthen equity, quality and efficiency. As one of the original co-founders and managing directors at R4D, she was instrumental in developing several key partnerships, including the Primary Health Care Performance Initiative, the Center for Health Market Innovations, and the Joint Learning Network for Universal Health Coverage.

Gina McCarthy is the former White House national climate adviser and managing co-chair of America Is All In. McCarthy is a senior adviser at Bloomberg Philanthropies and a senior fellow at The Fletcher School’s Climate Policy Lab at Tufts University. She is also an operating adviser at Pegasus Capital Advisors and a senior advisor at TPG Rise Climate Fund. She serves as co-chair of the India-U.S. Track II Dialogue on Energy and Climate Change and on the board of directors for the Energy Foundation and the Resources Legacy Foundation.