The location of group members having mobile communications devices such as cellular telephones, PDAs, and the like are managed by maintaining group member location awareness among the individual group members. The biological tissue includes tissue of a variety of organs of the human body including the liver, spleen, kidney, lung, breast and other organs, but is not so limited. An automatic deformation technique is used to align the features of a generic 3-D graphic face model with the corresponding features of these pre-provided images of the subject. Here, the anchor portion may be made of synthetic resin or rubber, and the soft foam may be made of any one of soft urethane, polyethylene, ethylene propylene diene monomer rubber, nitrile butadiene rubber, and styrene butadiene rubber, such as compressed sponge.