 The introduction of Wolbachia, W. Mel Strain, into 80s Egypti mosquitoes significantly reduces their capacity to transmit dengue and other arboviruses, as demonstrated by large-scale releases in three Colombian cities resulting in a 95% reduction in notified dengue case incidents. This article was authored by Ivan Dario-Villes, Stephanie K. Tanimas, Maria Patricia Arbeilaz, and others.