Research Interest: Intensity Modulated Radiation Therapy (IMRT), Image Guided Radiation Therapy (IGRT), Stereotactic Body Radiotherapy (SBRT), Multi-Modality (including Computed Tomography, Magnetic Resonance Imaging, and Magnetic Resonance Spectroscopy) Therapy Targeting and Therapy assessment, and PTV Construction and Tx Delivery in the Presence of Target Motion, 4DCT, 4DCBCT