Kenneth Lin, MD, MPH is Professor of Clinical Family Medicine at Georgetown University School of Medicine and Deputy Editor of American Family Physician, the most widely read journal in primary care. Dr. Lin chaired the American Academy of Family Physicians’ Subcommittee on Clinical Practice Guidelines from 2015-2017 and currently serves on the AAFP’s Science Advisory Panel and the CDC's Advisory Committee on Breast Cancer in Young Women. He posts regularly to his personal blog, Common Sense Family Doctor, is an expert video commentator for Medscape Family Medicine, and previously authored U.S. News and World Report’s consumer health blog Healthcare Headaches. Dr. Lin is a nationally recognized speaker on the benefits and harms of cancer screening, medical writing and publication, and the uses of social media in health advocacy and policy.