David A. Bluemke, MD, PhD, Editor of Radiology discusses four research articles from the March 2019 issue of Radiology. ARTICLES DISCUSSED – Summary of Robotic versus Freehand Needle Positioning in CT-guided Ablation of Liver Tumors: A Randomized Controlled Trial. Radiology 2019; 290:826-832. Summary of Dual-Energy CT-derived Iodine Maps: Use in Assessing Pleural Carcinomatosis. Radiology 2019; 290:796-804. Summary of Ultra—Low-Dose 18F-Florbetaben Amyloid PET Imaging Using Deep Learning with Multi-Contrast MRI Inputs. Radiology 2019; 290:649-656. Summary of Monitoring Fatty Liver Disease with MRI Following Bariatric Surgery: A Prospective, Dual-Center Study. Radiology 2019;290:682-690.