Gordon Brown was Chancellor of the Exchequer, a role he held for more than a decade, then Prime Minister of the United Kingdom. He is credited with preventing a second Great Depression through his leadership at the 2009 London G20 summit where he mobilised global leaders to walk the world back from the financial brink. Today he is fully engaged in international development work serving as the United Nations Special Envoy for Global Education, spearheading efforts to deliver a quality and inclusive education for all of the world's children, and as the World Health Organization's Ambassador for Global Health Finance. Brown has a PhD in History from the University of Edinburgh. A Member of Parliament between 1983 and 2015, he lives in Fife, Scotland, and is married to Sarah, and the couple have two teenagers.