Dr. Chavez Mac Gregor is an Associate Professor in the Department of Health Services Research and an Associate Professor in the Department of Breast Medical Oncology at The University of Texas MD Anderson Cancer Center. She is Co-Chair of the ASCO Breast Cancer Guideline Advisory Group and a member of the Resource-Stratified Guideline Advisory Group. She has served as Chair of the Clinical Practice Committee and the Methodology Subcommittee, along with many other volunteer roles, including serving as a grant reviewer and as a member of the Women’s Networking Center Task Force. She is a 2018–2019 participant in ASCO’s Leadership Development Program, and is the recipient of several Merit Awards and the Breast Cancer Advanced Clinical Research Award from Conquer Cancer, the ASCO Foundation.