Angus Hyland is a partner at Pentagram Design London. His work for Laurence King includes The Picture Book (2010, with Steven Bateman), Symbol (2011), and The Purple Book (2013). Caroline Roberts is a journalist and author who writes mainly about the graphic arts. She is the co-author of New Book Design, Cut & Paste: 21st-Century Collage, and most recently 50 Years of Illustration. She was the founder of Grafik magazine.