Square dance square dance, very rarely are two modern Western dances ever alike. Like traditional square dancing, recovering from occasional mistakes is often part of the fun. Dancers are encouraged to dance only those programs at which they are reasonably proficient, the default level of achievement being the Mainstream program. All programs are set by Callerlab, the callers' international association, which also governs the training of callers. Irish and Scottish dances are normally done to traditional tunes. English dances may be done to traditional tunes, though, especially at ceilidhs, there is experimentation with many different musical styles. The two types of American
Cultural-historical activity theory configured through use in complex social situations. From the 1960s onwards, starting in the global South, and independently from the mainstream "European" developmental line, Leontiev's core "Objective Activity" concept has been used in a Social Development context. In the Organization Workshop's Large Group Capacitation-method, "objective/ized activity" acts as the core causal principle which postulates that, in order to change the mind-set of (large groups of) individuals, we need to start with changes to their activity – and/or to the object that "suggests" their activity. In Leontievian vein, the Organization Workshop is all about semiotically-mediated activities through which (large groups of)