In the words of T.M. Graber, "It would be hard to convince the neophyte that fashions flourish in orthodontics even as they do in interior decorating and clothes design", this book gives a detailed description of the importance of orofacial musculature and orthodontics. The contribution of jaw muscle function as a determinant of the growth and development of the human craniofacial complex has been encompassed along with the influence of orofacial muscles upon orthodontic treatment and retention .