Andrew Kelly is the Yarra Riverkeeper. He was born in Melbourne, grew up in Melbourne and, apart from a few years in England, the land of a portion of his ancestors, he has spent his life in Melbourne. Andrew is passionate about the city, its history and, of course, its river. He has written numerous books for children. Dean Jones is a freelance illustrator with a keen interest in mixing 2D and 3D digital techniques with traditional methods. He has worked on various commercial advertisement projects, book and magazine covers, and received critical praise for his illustrations in Ned Kelly's Jerilderie Letter and The Dragon Companion. The Macro Book of Micro is the first book he has written for Wild Dog Books.