Megan McDonald is the author of the popular and award-winning Judy Moody and Stink series. She says that most of the stories about Judy came out of growing up the youngest of five girls. She lives in California, USA, with her husband.

• Judy's mood ring has Extra Special Powers, which have put Judy in a predicting mood. But when Judy wrongly predicts a 110% result in her spelling test she begins to think that all her predictions are fictions. She has one last chance to prove her psychic abilities. Is her teacher, Mr Todd, really in love? All signs point to yes.