Katie Haworth (Author) Katie Haworth is an editor and writer originally from New Zealand, where she was a Commissioning Editor at Penguin Books. She is the author of several picture books, including Petunia Paris's Parrot and Emma Jane's Aeroplane and she now works as a Senior Commissioning Editor in London. Melissa Castrillon (Illustrator) Melissa Castrillon is a freelance illustrator living in Cambridge, England. She grew up in a small town outside London and moved to Cambridge in 2006 to study illustration. In 2009 she gained a first class honours degree in illustration and in 2014 she completed her masters in Children's Book illustration, both from the Cambridge school of art. With a particular passion for print, pattern and punchy colour combos, Melissa's work depicts a colourful and abundent world of plants, animals and tiny hidden details which can explored time and time again.