JCO/APRIL 2010 © 2010 JCO, Inc. C techniques for activating a closing loop are problematic. Cinching the distal end of the archwire can be time-consuming and inaccurate. Tying back an omega loop between the premolars or between the second premolar and first molar is difficult when the interbracket space is narrow. Lacing back the archwire to a hook is possible, but a crimpable hook can come loo...

Writing disabled students often struggle in the college classroom, the nature of their dysfunction unrecognized by themselves or their teachers. Some, more fortunate, carry a diagnosis with them from high school and enter a college program sympathetic to their needs, but many more remain misunderstood. Generally, the strategy of college composition instructors who receive a student paper simila...