This course is continuation of RAT 2021, Principles of Radiation Therapy I. This course is designed to present an in-depth study of the principles of electron therapies, safety, quality assurance, and quality management in Radiation Oncology. In addition, basic dosimetry concepts will be reviewed to prepare the student for the RAT 2619 Dosimetry course in the last semester of the program. Students will present a case study at the end of the semester on a patient the they have followed in their clinical rotation.