Effective schools research indicates that principals heavily influence student achievement and school improvement. Although principals are responsible for administering special education programs and ensuring appropriate evaluation and placement of handicapped students, their university preparation and professional training have been minimal and…

Paraprofessional workers (teachers' aides) can help special needs students in vocational education classes. In order for them to function properly, they need supervision, which may vary among institutions, but should include some inservice orientation and training. Some of the topics that should be covered in the training of paraprofessionals…