Modern western square dance dance, like traditional square dance, is directed by a "caller". In modern western square dance the caller strings together a sequence of individual "square dance calls" to make a figure or sequence. These calls are the building blocks of the choreography that is danced by the individuals – square dancers – in the squares. There are eight people (four pairs of males and females, traditionally) in each square; at a dance there may be many squares. Generally speaking, each of these squares dances independently of each other, with the exception of specialty or "gimmick" dances, where there might be some
Modern western square dance and "right and left grand". Among other things, the dancer is additionally trained to move smoothly and rhythmically, to appreciate timing, to execute the steps from many different positions and in many different formations, and to cooperate effectively with the others in their square so that they get the most out of their dance experience. Starting at the advanced level, the square dancer is introduced to square dance concepts, an addition to a call which modifies it in some way. Concepts often generalize more basic notions of square dancing and are an important aspect of challenge square dance. Each dance