Heath McKenzie is a bestselling, award-winning author and illustrator from Melbourne, VIC. He has written over 40 picture books and collaborated with numerous authors including Nazeem Hussain, Justine Clarke, Josh Pyke, Tim Cahill and more! He is quite possibly best known for his work on the Do Not Open This Book series with Andy Lee. Heath is also the illustrator of 2023's National Simultaneous Storytime book, The Speedy Sloth by Rebecca Young.