This issue of Endocrinology and Metabolism Clinics, devoted to Lipids, is edited by Dr. Donald A. Smith. Articles in this issue include: Advanced Lipoprotein Testing; Improving Cardiovascular Risk Assessment: Coronary calcium scor and CT coronary imaging; Understanding HDL; Statin Strategies for Maximizing Public Health: benefits and harms; Cellular Cholesterol Regulation: SREBP and miRNA; Mediterranean Diet ? the best diet for CV protection?; Pediatric Lipidology: An Earlier Approach; Newer LDL-lowering Therapies; and Statin Combination Therapies.