Dustin Carlino is a software developer at the Alan Turing Institute, where he's involved with travel demand modelling and synthetic population data projects. He's the lead developer of A/B Street, an open source platform for helping people rapidly prototype and communicate ideas for reducing car use in cities by designing low-traffic neighbourhoods, sketching out cycle networks, and watching traffic simulations. He's on secondment with Active Travel England, developing tools to help local councils submit plans and to help an inspections team assess them. All of Dustin's work is open source and can be found at https://github.com/dabreegster.