“…Studies investigating the established connection between marital conflict and negative sibling relationships have suggested that this effect is in fact mediated by hostile parenting (Brody, 1998;Erel et al, 1998;Stocker & Youngblade, 1999). In general, studies investigating the effect of parental practices on sibling relationship quality have shown that positivity in parent-child relationships is associated with positive sibling relationships, whereas negativity in parent-child relations is associated with aggressive sibling behavior (Boer et al, 1992;Brody et al, 1987Brody et al, , 1994aBrody et al, , 1994bNoller et al, 1995;Reese-Weber, 2000;Stocker et al, 1989). This suggests that sibling relations are congruent with rather than compensating for parent-child relationships (Boer et al, 1992).…”