Hajir Maalim is regional director for the Horn of Africa and eastern Africa at Action Against Hunger.

Håkan Björkman is the manager of UNDP’s partnership with the Global Fund to Fight AIDS, Tuberculosis and Malaria since 2010. Previously he served 13 years in Southeast Asia as UNDP’s country director in Indonesia, deputy resident representative in Thailand and assistant resident representative in Laos, as well as five years as researcher and writer for UNDP’s Human Development Report in New York. He is a Swedish national with degrees from Leeds University and the Graduate Institute of International and Development Studies in Geneva.

Hala Hanna is the managing director of community at Solve. Previously, Hala was Solve's director of economic prosperity. Her work focuses on solving through innovation and partnership challenges such as economic inequality and the future of work in an era of profound digital transformation. Hala’s career revolves around policy, strategy, and building partnerships for social impact. This includes a public-private initiative for employment in the Middle East at the World Economic Forum, advising governments on public sector reform and donor engagement through her work at the World Bank and the U.N., and advising nonprofits on strategy and business models.

Hala Sabah Jameel is program manager for health and protection in Iraq for Cordaid. She set up and expanded the mental health and psychosocial support program with support of colleagues in Iraq and the Netherlands. She is also a certified trainer on MHPSS and gender-based violence.

Haley St. Dennis is the head of just transitions at the Institute for Human Rights and Business. Haley leads IHRB’s work on responsible climate action, including JUST Stories — a two-year project dedicated to finding and elevating global stories of unique local partnerships and collaborations working to advance “just” transitions.

Haley J. Swedlund, Ph.D., is associate professor at the Centre for International Conflict Analysis and Management in the Department of Political Science at Radboud University. Her research focuses on the role of international stakeholders in the global south. She is the author of “The Development Dance: How Donors and Recipients Negotiate the Delivery of Aid” (Cornell University Press, 2017).

Halima Shariff is the director of Advance Family Planning Tanzania. She has over 15 years of experience as an advocate and program lead, with particular focus on family planning, HIV/AIDS, gender equality, and equity. Halima is also a media and communications specialist and has worked with a variety of international and national outlets to promote stories on development issues.

Hally Mahler is the HIV director for FHI 360’s global health programs, as well as the director of USAID's flagship HIV and global health security project, Meeting Targets and Maintaining Epidemic Control, or EpiC. She has worked in the HIV field for 30 years. Mahler oversees a team of more than 700 staff working in 50 countries to deliver strategic, measurable, state-of-the-art interventions at scale. She works with host country governments and community-led organizations to support their epidemic control objectives, promote equity, and achieve efficacy and sustainability. She has a master's in Health Science from Johns Hopkins University.

Hama Amadou Oumarou is a senior international development and crisis response professional with over 20 years of experience in the United Nations system, including roles as chief of stabilization and recovery and senior program manager with MINUSMA. He has led complex operations in conflict-affected contexts, specializing in stabilization programming, peacebuilding, donor engagement, and adaptive funding mechanisms. He holds a Master of Arts in Sustainable International Development from Brandeis University and advanced training from MIT and Yale.

Hamani Oumarou is WaterAid country director in Niamey, Niger. WaterAid is an international NGO focused exclusively on improving poor people’s access to safe water, hygiene and sanitation.