Ximena Paola Vásquez Ojeda is CovidSurg hospital lead at Cayetano Heredia University.

Yacine Djibo is the founder and executive director of Speak Up Africa, a nonprofit based in Dakar, Senegal, working to accelerate public health and sustainable development in Africa for people across the continent to engage their policymakers, business leaders and communities in collaborating for tangible health and sanitation solutions.

Yael Velleman is senior policy analyst for health and sanitation at WaterAid. She is in charge of planning and leadership of the organization's global policy and advocacy on the role of water, sanitation and hygiene in human health and development.

Yael Velleman is the director of policy and communication at the SCI Foundation and has worked with the organization since 2018. She is passionate about making the world a cleaner and healthier place for all, with a particular interest in the links between WASH and public health and has worked extensively on strategic planning and policy engagement on WASH and neglected tropical diseases. She has worked in the U.K., Uganda, and Nicaragua, and has supported work in several countries in sub-Saharan Africa and Asia.

Yamide Dagnet is director for climate justice at Open Society Foundations.

Yamikani Idriss is an environmental officer with the Ministry of Natural Resources and Climate Change, Malawi. He is also the lead climate transparency negotiator for Malawi and LDCs, and a technical expert reviewer under the United Nations Framework Convention on Climate Change.

Yamil Bonduki is the manager of UNDP Low Emission Capacity Building (LECB) Programme, based in New York. This global programme provides technical and financial assistance to 25 countries around the world for the preparation of Nationally Appropriate Mitigation Actions (NAMAs) and Low Emission Development Strategies (LEDS). Yamil holds a master’s degree in City and Regional Planning from the University of California, Berkeley.

Yana Kakar is Dalberg’s global managing partner based in New York where she heads the firm’s 30-person partner group and over 200 staff across 14 offices worldwide. Yana can be reached at yana.kakar@dalberg.com.

Yannick Du Pont is the CEO of SPARK, an international NGO focused on creating jobs for youth in fragile regions. Du Pont has been working in the field of higher education and economic development in post-conflict countries since 1994.

Yannick Romero is knowledge and advocacy manager within the knowledge, advocacy, and policy team at UICC. He works on tobacco control globally, developing and gathering evidence-based information. In addition, Yannick dedicates his time to national cancer control planning, which consists of the analysis and evaluation of country cancer plans in the frame of the International Cancer Control Partnership. Yannick holds a doctorate in Biology from the University of Geneva Medical School.