Yael Calhoun, M.A., M.S., is the Executive Director of GreenTREE Yoga. She is an author and educator, living at the base of the Rocky Mountains in Utah with her family. She is a co-author of "Create a Yoga Practice for Kids." Matthew R. Calhoun, C.E.Ht, is a certified children's yoga teacher and holds three certifications in hypnotherapy. He is a co-author of "Create a Yoga Practice for Kids" and lives in New York. Nicole Hamory is the Program Director for GreenTREE Yoga and is the creator of the SOLA Yoga Stikk program. She teaches yoga to diverse groups of people and lives in Salt Lake City.