Pixel pusher. Paper lover. Data geek.
Valentina D'Efilippo is a multi-disciplinary designer with an appetite for creativity and innovation - across all formats and media. After studying industrial design in Italy, she moved to London and gained a post-graduate degree in graphic design. Since then, her passion for visual communication and digital media has taken form in data visualisation, art direction, and interactive design. She has worked with a number of leading agencies contributing to award-winning campaigns for global brands looking to sell more cars, oil and beer. Valentina founded London-based Italika Design in 2011.
James Ball is a multi-award-winning data journalist working on the Guardian's investigations team. He was a core journalist on several of the newspaper's data-driven investigations, including the Reading the Riots project, its reporting on WikiLeaks' Guantanamo Bay files, and the Offshore Secrets series. Before joining the Guardian, he worked with Channel 4 Dispatches, Panorama and ITN with the Bureau of Investigative Journalism, and was a freelancer working for WikiLeaks during its publication of 250,000 US embassy cables. James is a lecturer on City University's Interactive and Investigative Journalism courses, and lives and works in central London.