Dr. Mark Zafereo is a Professor of Head and Neck Surgery at MD Anderson Cancer Center in Houston, Texas where he is Section Chief of Head and Neck Endocrine Surgery and Associate Medical Director of the Head & Neck Center. Dr. Zafereo serves as Treasurer of the American Thyroid Association, and on the American Head & Neck Society Research and Education Foundation Board of Trustees. He has previously served on the Board of Directors of the American Academy of Otolaryngology-Head and Neck Surgery, and the International Thyroid Oncology Group. Dr. Zafereo leads several national multicenter clinical trials on neoadjuvant therapy followed by surgery for anaplastic and medullary thyroid cancers. He has published significantly on Thyroid and other Head & Neck cancers, speaking nationally and internationally. His clinical practice focuses on patients afflicted with thyroid cancer and parathyroid neoplasms.