International humanitarian aid organizations rely on analyses from the Integrated Food Security Phase Classification (IPC) system, a global partnership that monitors and classifies the severity of food insecurity to help target assistance where and when it is most needed. Those analyses are multifaceted and complex – often taking place in regions where data is scarce and conditions are deteriorating – and stakeholders tend to assume they overestimate need. However, a new study from the University of Illinois Urbana-Champaign and collaborators, published in Nature Food, finds the opposite is the case: global food insecurity analyses systematically underestimate hunger.   

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