Gary Russell was one of the script editing team for Doctor Who, Torchwood and The Sarah Jane Adventures, and is the author of many novels and reference books in the Doctor Who range. A former editor of Doctor Who Magazine, he also was the producer of Doctor Who audio dramas for Big Finish Productions for eight years. He lives in Cardiff.

Jonathan Green has been an editor, writer, commentator and broadcaster in a 30-year career as a journalist. He has been a working journalist since the late 1970s. The bulk of Jonathan's career has been spent in newspapers, beginning with a cadetship at The Canberra Times and taking in a small Cook’s tour of Australian dailies: the Melbourne Herald, The Herald Sun, the Sunday Herald, The Sunday Age and 15 years at The Age.

Jonathan left The Age in 2006 to work for the first time online as editor of Crikey. After three years there and having gained a nodding familiarity with the ways of the internet, he at last found his way to the ABC as founding editor of ABC Online's The Drum. He presents Blueprint for Living on ABC Radio National and fills in on RN Drive.