Sonny Day is one half of illustration design team WBYK. Sonny and his wife Biddy have worked for clients including Sydney Opera House, Converse, The New York Times, Pitchfork.com, Adidas, Schweppes, and Qantas over the last 10 years, on work spanning commercial illustration and graphic design. Sonny has been an exhibiting artist for 15 years as well as conducting kids' (and occasionally adult) art workshops.