This study has been reviewed and approved by die SIUC Human Subjects Committee. If you have any
questions concerning your rights as a participant in this research study, you should contact die
Chairperson, Office of Research Development and Administration, Mailcode 4707, Southern Illinois
University at Carbondale, Carbondale, IL 62901-4707 (618-453-4533) or Dr. Robert B. Welker,
Chairperson of the Dissertation Committee (618-453-2289).