In this episode of the IJGC podcast, Editor-in-Chief Dr. Pedro Ramirez, is joined by Dr. Katie O'Brien to discuss the Use of Talcum Powder and Risk of Ovarian Cancer. Dr. Katie M. O’Brien is an epidemiologist with the National Institute of Environmental Health Sciences. She studies environmental and genetic risk factors for cancer and helps lead the Sister Study, a cohort of more than 50,000 women who all had a sister diagnosed with breast cancer.