Goldie Millar, Ph.D., is a clinical and school psychologist. Since earning her Ph.D. in counseling psychology from the University of Toronto in 2003, Goldie has worked with children in hospital, forensic, community, and educational settings. She has a deep interest in children's mental health, emotional regulation, and evidence-based intervention strategies. Goldie lives in Ontario with her husband and their two young daughters. Lisa Berger, Ph.D., is a clinical, counseling, and rehabilitation psychologist who works with adolescents and adults in a private practice. In 2003, Dr. Berger received her Ph.D. in psychology from the University of Toronto. She has practiced in hospitals, post-secondary institutions, and community-based settings. Lisa's professional interests include emotional health and wellness, psychological trauma, and emotion-based therapy. She lives in Ontario with her husband and two daughters. Hazel Mitchell thinks the best feeling is when her illustrations make other people happy. She attended art college in England, where she grew up, and went on to illustrate books for children, including How to Talk to an Autistic Kid and One Word Pearl.