Tackling severe food insecurity across the globe requires a giant leap in resources, over US$90 to US$120 billion per year according to our latest estimates. The first step in getting there is making greater use of the knowledge and resources we already have. Since its launch, the Global Alliance for Food Security (GAFS) has been strengthening knowledge and much needed investments across humanitarian and development partners to address the current food and nutrition security (FNS) crisis.