David A. Bluemke, MD, PhD, Editor of Radiology discusses five research articles from the March 2019 issue of Radiology. ARTICLES DISCUSSED – Summary of Perinodular and Intranodular Radiomic Features on Lung CT Images Distinguish Adenocarcinomas from Granulomas. Radiology 2019; 290:783-792. Summary of Clinical T Category of Non-Small Cell Lung Cancers: Prognostic Performance of Unideimensional versus Bidimensional Measurements at CT. Radiology 2019; 290:807-813. Summary of Nondiagnostic Percutaneous Transthoracic Needle Biopsy of Lung Lesions: A Multicenter Study of Malignancy Risk. Radiology 2019; 290:814-823. Summary of Impact of Digital mammography on Cancer Detection and Recall Rates: 11.3 Million Screening Episodes in the English National health Service Breast Cancer Screening Program. Radiology 2019; 290:629-637. Summary of A Grading System for the Assessment of Risk of Extraprostatic Extension of Prostate Cancer at Multiparametric MRI. Radiology 2019; 290:709-719.