The concept of play can, of course, be tricky to pin down (Sutton-Smith 1997). For some it means a specific form of activity, for others it is a disposi-tion (Barnett 1991), a process of unfolding contingency (Malaby 2007), a state of experience (Csikszentmihalyi and Bennett 1971), or located within a play frame (Bateson 1972; Goffman 1974;... See more