To be scheduled only with the consent of the Ph.D. Program Director and the COBA Graduate Advisor. Students must enroll for a minimum of 6 dissertation credit-hours per semester and maintain continuous enrollment subsequent to passing comprehensive examinations and admission to candidacy. No credit will be assigned until dissertation has been completed, successfully defended, and filed with the Ph.D. Program Director. May be repeated for credit.  Prerequisite:  Successful completion of all components of the Ph.D. Comprehensive Examination.