Philip Ball is a writer, author, and broadcaster, and was formerly an editor at Nature. He is the author of more than twenty books, including Invisible, Curiosity, and The Water Kingdom: A Secret History of China. He lives in London.
Trained at Hull University and the Bristol Old Vic Theatre School, James Cameron Stewart is a veteran actor whose performances include roles in theater, film, and television. His credits include Outlander, Jericho, Flying Blind, Golden Years, Emmerdale, London's Burning, Eastenders, Coronation Street, and Holby City.