Extraoral Asymmetries are known to be a common reason for the development of asymmetrical dental arches, and the same goes true for vice versa. Thus it is of utmost importance to detect the asymmetry falling into the category of the culprit of developing further asymmetries. An orthodontist treats the face, the saying goes true as we treat unmirrored to mirrored with all possible efforts. The concept known to us is much narrow, while in reality is a huge topic of discussion. The various methods of determining the asymmetries are hereby described in this book and this book will surely broden one’s concept of asymmetries.