“…Thus, the need for competence does not alone underlie intrinsic motivation; the competence must be self-determined (Deci & Ryan, 1985). In support of this claim, empirical studies have reported that, when persons work in conditions that support their autonomy, their strivings for competence are most effective (Danner & Lonky, 1981;Levesque, Zuehlke, Stanek, & Ryan, 2004). In sum, the feeling of one's own competence is an important factor in producing positive behaviors.…”