Also taking part in the Four Corners Collective advent challenge is Emma McGowan, an illustrator and surface pattern designer based in Brighton. As well as working on commissions for editorial clients, Emma's art is licensed on notebooks, calendars, desk planners, fabric and greetings cards. Clients include Big Wheel Press, Quarto, Michael O’Mara Books, Robert Kaufman and The Guardian. Emma's Christmas images from this year’s advent challenge use a fresh palette of blush pinks, tomato red…