Dina is a Mexican social entrepreneur who believes that the power of play could make a difference in the world, beginning with educational systems. In 2007, she founded Education for Sharing (E4S) to engage entire communities in building global citizenship. Through E4S, Dina provides beneficiaries with 21st Century competencies like critical thinking and problem solving, so they can contribute to a sustainable world. The E4S methodology combines play, social-emotional skills, civic values and the Sustainable Development Goals (SDGs) and adapts these to versatile contexts. So far, E4S has benefited 6 million people from 8 countries.