Senior writer Michael Petrou has covered conflict across the Middle East, Africa, and Central Asia. He is the author of 'Renegades: Canadians in the Spanish Civil War', which was shortlisted for the Ottawa Book Award, and 'Is This Your First War? Travels Through the Post-9/11 Islamic World', which won it. He has a DPhil from the University of Oxford.
The United Nations set eight ambitious goals for 2015 to dramatically improve global health and welfare. How close will it come to hitting its targets?