Damian Kimmelman, chief executive of Duedil; Claire Miller, senior reporter and data journalist, Media Wales; Bella Hurrell, specials editor on the BBC News website; James Ball, data journalist, Guardian investigations team.
datavisuals
Damian Kimmelman, chief executive of Duedil; Claire Miller, senior reporter and data journalist, Media Wales; Bella Hurrell, specials editor on the BBC News website; James Ball, data journalist, Guardian investigations team.