An orthotic brace comprises a flexible panel having a first panel portion, a second panel portion and a central portion connecting the first and second panel portions, the first panel portion and the second panel portion being of sufficient length to wrap around a torso of a user, a closure structure disposed near ends of the first and second panel portions to secure the panel about the torso, an upper cord system and a lower cord system connected to the panel, the upper and lower cord systems being independently adjustable for a more anatomically correct fit and providing a mechanical advantage, the upper cord system and the lower cord system each having a first pull and a second pull, movable along upper and lower edges of the first and second panel portions, respectively, the first pull disposed at one of the first panel portion and the second panel portion, the second pull disposed at the other of the first panel portion and the second panel portion, wherein right side and left sides of the upper and lower cord systems may be tightened independently to tighten or loosen upper and lower portions of the orthotic brace at the central portion.