Powerful Choices Podcasts
In the American Cancer Society Powerful Choices podcast series, we’ll give you the information you need to make smart choices to improve your health and help reduce your cancer risk. You can watch the videos below or download them for free via Apple iTunes.
About Your Hosts
Colleen Doyle, MS, RD
Director, Nutrition and Physical Activity
American Cancer Society
Colleen Doyle is a registered dietitian who has worked in the health promotion field for over 20 years. As the Director of Nutrition and Physical Activity for the American Cancer Society, she has been instrumental in developing strategies to increase awareness of the importance of diet and exercise for chronic disease prevention and management, and to create changes in schools, worksites and communities that can help improve healthy lifestyles.
Colleen has extensive media and public speaking experience. She has appeared on national broadcasts, including CNN, Headline News, Discovery Health and the Do It Yourself Network, as well as numerous local news and cable television shows. She is frequently quoted in nationwide publications including USA Today, the Washington Post, and the Los Angeles Times. She also been quoted in a variety of consumer magazines, including Better Homes and Gardens, Glamour, Cosmopolitan, Child, Fitness and others. Colleen is a co-author of The American Cancer Society’s Great American Eat Right Cookbook, and has contributed to a variety of other books, including The American Cancer Society’s Healthy Eating Cookbook, Kids First Cookbook, Celebrate! Healthy Entertaining for Any Occasion, Good For You! Reducing Your Risk of Developing Cancer, and Eating Well, Staying Well During and After Cancer. She has also made numerous presentations at both scientific and consumer meetings.
Colleen has a Bachelor of Science degree in nutrition from Miami University and a Masters of Science degree in Human Nutrition, with a minor in exercise science, from The Ohio State University. She is a member of the American Dietetic Association and its Sports, Cardiovascular and Wellness Nutrition, Weight Management, and Oncology Nutrition practice groups, as well as the American College of Sports Medicine.
J. Leonard Lichtenfeld, MD, MACP
Deputy Chief Medical Officer
American Cancer Society
Dr. Lichtenfeld is Deputy Chief Medical Officer for the American Cancer Society. He is responsible for directing the Society's Cancer Control Science Department. This group of internationally recognized experts focuses on the prevention and early detection of cancer, as well as emerging science and trends in cancer. The department is responsible for producing the Society's widely recognized guidelines for the prevention and early detection of cancer, including the role of nutrition and physical activity.
Dr. Lichtenfeld is also recognized as a resource both within and outside the Society for his expertise in oncology and medical affairs. He serves as a liaison for the Society with many professional and public organizations, and is a frequent spokesperson on behalf of the Society on a variety of cancer related subjects.
A board certified medical oncologist and internist who was a practicing physician for over 19 years, Dr. Lichtenfeld has long been active in medical affairs on a local, state, and national level. He is active in several state and national medical organizations. He is a member of the Relative Value Update Committee (RUC) of the AMA, which works with the Centers for Medicare and Medicaid Services to update the Medicare physician fee schedule (RBRVS). Dr. Lichtenfeld is a member of CMS’ Medicare Evidence Development and Coverage Advisory Committee. He has a long-standing interest in legislative and regulatory issues, and serves on several national committees focused on the quality of medical care and the role of health information technology in healthcare delivery.
Dr. Lichtenfeld is a graduate of the University of Pennsylvania and Hahnemann Medical College (now Drexel University College of Medicine) in Philadelphia. His postgraduate training was at Temple University Hospital in Philadelphia, Johns Hopkins University School of Medicine and the National Cancer Institute in Baltimore. He is a member of Alpha Omega Alpha, the national honor medical society. Dr. Lichtenfeld has received several awards in recognition of his efforts on behalf of his colleagues and his professional activities. He has been designated a Master of the American College of Physicians in acknowledgement of his contributions to internal medicine.