Robert D. Langer, MD, MPH

Physician-Epidemiologist & Expert Witness

Robert D. Langer, MD, MPH, is an epidemiologist, family physician and preventive medicine specialist with more than 25 years of experience in studies of cardiovascular disease, hormone replacement therapy, postmenopausal chronic diseases, breast cancer, prostate cancer, colon cancer, osteoporosis, dementia and general outpatient medicine. He has provided expert reports, depositions and courtroom testimony in liability cases in national and state jurisdictions, as well as expert consultation in intellectual property matters. He is the author of more than 160 manuscripts in the peer-reviewed literature.

Dr. Langer is Board Certified in Preventive Medicine, and a Fellow of the American College of Preventive Medicine, the American Academy of Family Physicians, and the American Heart Association Council on Epidemiology and Prevention, as well as a member of the American Society for Preventive Cardiology. He is Principal Scientist and Medical Director of the Jackson Hole Center for Preventive Medicine, an Adjunct Scholar in Epidemiology at the University of Pennsylvania Center for Clinical Epidemiology & Biostatistics, and an Adjunct Professor of Family Medicine at the University of Nevada in Las Vegas. He retired as a Professor of Family and Preventive Medicine at the University of California, San Diego in 2005.

Dr. Langer was the Principal Investigator of the UCSD Vanguard Clinical Center for Women’s Health Initiative (WHI) for the entire primary study period from 1993 through 2005, and is a past chairman of the WHI National Investigators Committee. He was the founding Principal Investigator for the SELECT trial at UCSD, a long-term National Cancer Institute-sponsored study of prostate cancer prevention in which UCSD is the largest of over 400 sites. He is an investigator for several national and international studies of the effects of hormone therapy, antihypertensive drugs, lipid lowering drugs, and sedative/hypnotic drugs on cardiovascular disease; breast, bowel and other major cancers; cognitive function; osteoporosis; and all cause mortality.

Expert Witness Areas of Expertise: Hormone Replacement Therapy, Anti-hypertensive (Blood Pressure) Therapy, Lipid-lowering (Cholesterol) Therapy, Breast Cancer, Cardiovascular Disease & Heart Attack, Peripheral Vascular Disease, Breast and Other Major Cancers, Bisphosphonates, Isotretinoin, Sedative/Hypnotics.