Nicky Campbell presents a special edition from Manor CE Academy in York, debating the effectiveness of humanitarian interventions across the globe. Taking part in the discussion are human rights campaigner Peter Tatchell; Dorcas Erskine of Action Aid; Mukesh Kapila, professor of global health and humanitarian affairs at Manchester University; Yasmine Ahmed, director of Rights Watch UK; Richard Dowden, director of the Royal African Society; Kirsty McNeil of Save the Children; Neil Thorns of Cafod; Dr Olivia Rutazibwa of Portsmouth University; Alan Mendoza, director of the Henry Jackson Society; Dr Philip Cunliffe of Kent University