This book provides a radiotherapy perspective on the management of brain metastases with case-based discussion. This management has been rapidly evolving in the face of changing technology, progressing systemic therapy, and paradigm changes that all impact practice. These changes can be difficult, and this text gives a practical approach to help practitioners and trainees understand these changes and incorporate them into their practices. The work has two main sections: Clinical and Technical. The clinical section has chapters that address all aspects of radiation therapy for brain metastases, including integrating advances in surgery and drug treatments. The technical section focuses on the "how to" aspects of treatment, including