David Hambling is a technology journalist and author based in South London. He writes for the Economist, New Scientist, WIRED, Aviation Week, Popular Mechanics and Popular Science among others. His first book Weapons Grade looked at the surprising military roots of modern technology, and his second Swarm Troopers examined the rise and future prospects of drone warfare.

Liron Gilenberg is a freelance graphic designer and illustrator specialising in books. Working with a distinct minimalist and meticulous style, she spends her time creating book covers, illustrations and layouts for clients such as Bloomsbury, Thames & Hudson, Kogan Page, and Quarto. Liron also runs workshops for publishers on briefing, design processes and presentation skills. A selection of her work can be seen on www.ironicitalics.com.