Judicial restraint could be considered the conservative ideology of judicial action. The concept implies that judicial power should not be wielded to overturn rulings already determined by other branches of government; even when the ruling contradicts the justice's personal ideology.
Judicial activism could be called the Liberalism of judicial action, or the left leaning ideological representation of such. This concept describes using judicial power to advance political policies. It's my opinion that this type of judicial action has had the greatest impact on the