Frank J. Sileo, PhD, is a New Jersey licensed psychologist and the founder and executive director of The Center for Psychological Enhancement in Ridgewood, New Jersey. He received his doctorate from Fordham University in New York City and is consistently recognized as one of New Jersey's top kids' doctors. Dr. Sileo is the author of ten other award-winning children's books. He teaches mindfulness to his patients and to schools and organizations.

Christopher Willard, PsyD, is a clinical psychologist at Harvard Medical School and author of over 18 publications for children and adults.

An internationally sought-after speaker and mindfulness educator, his books include Growing Up Mindful, Raising Resilience, The Breathing Book, Alphabreaths: The ABCs of Mindful Breathing, and Alphabreaths Too.