According to one example of the present invention, there is provided apparatus for displaying a dashboard display in a vehicle. The apparatus comprises a vehicle data bus interface for communicating with vehicle subsystems of a vehicle management system, a rules store for storing a set of dashboard display rules, and a dashboard display module. The dashboard display module is arranged to obtain a dashboard display definition, to determine whether the dashboard display definition is in compliance with the dashboard display rules; to obtain, where it is so determined, data from one or more of the vehicle subsystems in accordance with the dashboard display definition, and to display the obtained data in accordance with the dashboard display definition.