Figure 7The seven-step activity model of SSM as articulated in the 1980s (Checkland and Scholes, 1990, p. 27).
Description
This contains seven steps: Problem situation considered problematic; Problem situation expressed; Root definitions of relevant
purposeful activity systems; Conceptual models of the systems named in the root definitions; Comparison of models and real
world; Changes: systematically desirable and culturally feasible; Action to improve the problem situation.