Facial defects must be reconstructed in order to regain the preoperative contouring, static and
dynamic symmetry and social acceptance.
Shanahan is of the strong belief that the first born often has the good fortune of being the most charismatic and attractive one of the lot, having symmetrical facial features and good bone structure, known as "
dynamic symmetry," which is naturally recognized by the human brain to be appealing.
The improved precision of the Premier MDR is said to be the result of unique technological innovations such as 1
Dynamic Symmetry ensuring parallel die closing, and Smart Alignment (patent pending) creating excellent die cavity sealing, according to the manufacturer.
Art historian Conway provides an introductory essay in which he comments on Bellows' gift for balancing spontaneity and planning, and his fascination with the composition system called
Dynamic Symmetry. The drawings are organized chronologically and include descriptive data and interpretive and contextual commentary.
In addition, the weavers seem to experiment with
dynamic symmetry consisting of uneven proportions of images in order to generate variety, perhaps even tension.