The famine in the Horn of Africa and the unfolding crisis in the Sahel have sparked renewed debate on the underlying causes of such disasters, the tipping points and solutions. In the latest edition of Research Watch – the eTV/magazine from UNICEF’s Office of Research – global experts discuss how malnourishment, drought, rising food prices, migration, conflict and climate change can be stopped from escalating into full-scale nutritional crises and famine.