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Author: Marisa C. Weiss, M.D.

Marisa C. Weiss, M.D. is the founder, chief medical officer, and guiding force behind Breastcancer.org, the world’s most utilized resource for expert medical and personal information on breast health and breast cancer — reaching 72 million people globally over the past 16 years. Dr. Weiss currently practices at Lankenau Medical Center where she serves as director of breast radiation oncology and director of breast health outreach. A breast oncologist with more than 30 years of active practice in the Philadelphia region, Dr. Weiss is regarded as a visionary advocate for her innovative and steadfast approach to informing and empowering individuals to protect their breast health and overcome the challenges of breast cancer. Dr. Weiss serves on the Center for Disease Control’s Federal Advisory Committee on Breast Cancer in Young Women and she’s the author of four critically acclaimed books on breast cancer and breast health.