Diarrhoeal disease is the second leading cause of death in children under five years old, and is particularly prevalent in emergency situations. Handwashing can reduce the risk of diarrhoeal disease by up to 48%. Oxfam, Unilever’s Lifebuoy soap, and Unilever’s Chief Sustainability Office conducted research with emergency-affected mothers in the Philippines, Pakistan and Nepal in 2014/2015 to better…