As an Otolaryngologist-head and neck surgeon, Dr. Goldstein treats a variety of disorders of the head and neck, including malignancies. His focus is on Rhinology, and his research interest involves renewal in the olfactory epithelium. Dr. Goldstein studies the stem cells in this neuroepithelium, which overlaps with ongoing work in cancer stem cells. Specifically, he is interested in epigenetic regulation of these cells and collaborates with cancer labs in this area.