Thomas Costantino, MS, CMD,RT(T), is a board-certified medical dosimetrist with 29 years of experience inthe field and holds a Master of Science degree in MedicalDosimetry and a BS in Business administration. He has in-depth knowledgeof different modalities and treatment planning systems and how to use themto develop high-quality plans. He has been an integral part of implementingSRS/SBRT programs at several institutions. Most recently he holds the positionof manager of medical dosimetry for CTSI and the primary focus is ensuring the quality of treatment plans and development/ integration of new technologies.Before this position, he was chief medical dosimetrist for Genesis Healthcareand was one of the project leaders for RapidPlan and Hyperarc adoption. He andhis family live in Wellington Florida.