David A. Bluemke, MD, PhD, Editor of Radiology discusses four research articles from the January 2019 issue of Radiology. ARTICLES DISCUSSED – Summary of Mammographic Breast Density Assessment Using Deep Learning: Clinical Implementation. Radiology 2019; 290:52–58. Summary of Quantitative Assessment of Liver Function byUsing Gadoxetic Acid–enhanced MRI: Hepatocyte Uptake Ratio. Radiology 2019; 290:125–133. Summary of Does Nonenhanced CT-based Quantification of Abdominal Aortic Calcification Outperform the Framingham Risk Score in Predicting Cardiovascular Events in Asymptomatic Adults?. Radiology 2019; 290:108–115. Summary of Optimizing Electronic Release of Imaging Results through an Online Patient Portal. Radiology 2019; 290:136–143.