Promoted by the Postgraduate Program in Tropical Medicine at the Oswaldo Cruz Institute (IOC/Fiocruz), the 11th edition of the Ecological Determinants of Vector-Borne Diseases (Detectors) course was held from October 1st to 6th in Espírito Santo. The international course was organized in partnership with the Federal University of Espírito Santo (UFES) and the Florida Medical Entomology Laboratory (FMEL), at the University of Florida, in the United States. Seventeen master's and doctoral students participated in the course, which was taught by 25 professors and monitors from five Brazilian and two American institutions.