Moving teeth is one of the most easily accomplished procedures in all of dentistry. Even a child can do it with no outside instructions and with no equipment other than a thumb. Moving teeth well and directing them in a healthful, esthetic and functionally stable position with minimum discomfort or other undesirable effects in one of the most difficult and undoubting challenges in dentistry. Those who have devoted their lives to solve these problems find challenges around every corner with the ultimate panacea always seeming to move further out of reach.