An interview with Dr. Sharon Giordano, co-chair on “Abemaciclib with Endocrine Therapy in the Treatment of High-Risk Early Breast Cancer: ASCO Optimal Adjuvant Chemotherapy and Targeted Therapy Guideline Rapid Recommendation Update.” Dr. Giordano discusses the results and impact of the monarchE trial, the updated recommendations on the use of abemaciclib, and impact for clinicians and patients. For more information, visit www.asco.org/breast-cancer-guidelines.