Silhouettes.

Art and Film. Two Figures (1): Silhouettes. The ancient tradition of making a silhouette has a paradoxical effect: it unifies and divides. Its outline generates a tension between the active (black) and passive (white) components of an image. Illustration 1. Illustration 1 shows a common example: an optical illusion. Two facial profiles exist in perfect symmetry, providing they are seen as the positive 'figure'. When viewed as a negative 'ground' the edges of a vase emerge. Each form is dependent upon a mental configuration, or 'gestalt', in which foreground and background are integrated as a coherent depiction. The foregrounded object, however, is thrown into relief - isolating it (i.e. we see the faces but we don't register the vase, and vice-versa). This shifting quality, where one part of the pattern must recede, has interesting implications for art and film; especially when, as in the following examples, the representation of two hu...