The policy sciences approach is contrasted with mathematical behaviorism and the neoclassical economic approach, and its compatibility with Q methodolO9'~ is discussed in terms of the intentionality and contextuality of behavior, and of situational specificity as opposed to the aprioristic and theoretical assertiveness required for general laws. Q method provides access to the subjective motivations which drive policy decisions, but also provides insights concerning situations in which participants do not seek to maximize valued outcomes. Epistemologically, it is argued that the policy sciences and Q methodology are staunchly nonpositivistic.