The 4th International Meeting on Arboviruses and their Vectors will bring together those interested in various aspects relating to these important human and animal pathogens: vectors, vertebrate hosts, fundamental virology, ecology, transmission and the various ways being developed to prevent transmission and disease! We welcome contributions from colleagues across the field. This event could not be more timely, with viruses such as Oropouche and chikungunya in the spotlight, changes in vector distribution etc. Success in reducing the impact that arboviruses have worldwide will require ongoing community efforts.