MARK ADDINGTON, CMD
Mark, a co-founder, has been a dosimetrist in the field for over 10 years, planning advanced techniques across a multitude of disease sites.
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His major areas of specialization are CNS, CNS SBRT, Head and Neck, Lung SBRT, Liver SBRT, Thoracic, GI, Sarcomas, and 3D/2D planning.
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Mark has been instrumental in the development of beam arrangements across numerous clinics, and a research passion of his includes fall-off rates for intracranial brain SRS and the associated endpoints of low dose spread.
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Mark is also active as a clinical educator, teaching others the field of medical dosimetry. This has played a key role in his passion for sharing knowledge through NCDS.

ROBERT VANDEBORNE, CMD
Bob, a co-founder, has been a therapist, dosimetrist, application trainer, and manager in the field for over a combined 20 years.
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He has an extensive software training background, and after rejoining the clinic, he's brought his skill to a variety of disease sites.
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Bob has a passion for giving back to this field. He's played a huge role in training his fellow employees during upgrades, traveled nationally to visit a multitude of institutions, has served as a disease site lead, and has worked in both outpatient and academic clinics.
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Whether it's establishing workflow, assessing different clinical needs, or advanced treatment planning, Bob has played a constant role throughout his career.
